When upper-level divergence of air above a surface low pressure area is stronger than the convergence of surface air, the surface pressure will _____ and the storm itself will _____ .
Answers
When the upper-level divergence of air is stronger than the convergence of surface air above a surface low-pressure area,
The surface pressure will decrease, and the storm itself will intensify. This is because the stronger upper-level divergence causes air to rise and move away from the low-pressure area, creating an area of low pressure at the surface.
The surface air, which is converging towards the low-pressure area, cannot keep up with the rate of divergence, causing the surface pressure to decrease.
As the surface pressure decreases, the pressure gradient force increases, causing the winds to pick up in speed.
This increase in wind speed leads to a greater transfer of heat and moisture from the ocean surface, providing the storm with the energy it needs to intensify.
Furthermore, the stronger upper-level divergence causes the storm's circulation to become more organized and compact. This allows the storm to become more efficient at drawing in warm, moist air, which further fuels its growth and intensification.
In summary, when upper-level divergence of air above a surface low-pressure area is stronger than the convergence of surface air,
The surface pressure will decrease, and the storm itself will intensify due to an increase in wind speed, heat, and moisture transfer, and the storm's circulation becoming more organized and compact.
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Related Questions
A 2000 kg minivan runs into a 800 kg car that was at rest at a stop sign and they stick together. If the compact car does not stick to the van but, instead, causes the minivan to come to a complete stop. How fast will the car be going after the collision?
Answers
Answer:
v₂ = 2.5 v₁
car leaves at 2.5 times the speed of the minivan
Explanation:
This is an exercise of conservation of the momentum, to solve it we create a system formed by the minivan and the car, therefore during the crash the forces are internal and the momentum is conserved.
Initial instant. Before the crash
p₀ = M v₁+ 0
Final moment. After the crash
\(p_{f}\) = M 0 + m v₂
how momentum is conserved
p₀ = p_{f}
M v₁ = m v₂
v₂ = \(\frac{M}{m}\) v₁
let's calculate
v₂ = 2000/800 v₁
v₂ = 2.5 v₁
therefore the car leaves at 2.5 times the speed of the minivan
Read the description of the centrioles. What is their function?
Answers
Answer:
Typically found in eukaryotic cells, centrioles are cylindrical (tube-like) structures/organelles composed of microtubules. In the cell, centrioles aid in cell division by facilitating the separation of chromosomes. For this reason, they are located near the nucleus.
Answer:
sorry im just gettig points but the actaul anserw is on top of this oneExplanation:
Bye
If you could repeat the lab and make it better, what would you do differently and why? There are always ways that labs can be improved. Now that you are a veteran of this lab and have experience with the procedure, offer some advice to the next scientist about what you suggest and why. Your answer should be at least two to three sentences in length.
Answers
Answer:
I suggest that you recheck your answers multiple times and make sure that they are making sense. Also I think that you should Study the organisms very well and you should be careful when making observations so that you really are sure that the organism has 4 wings and not only 2 wings(for example).
Explanation:
I hope this answers your question
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When compared to a thicker wire, what sound characteristic would the a thinner wire have?
A. higher volume
B. lower pitch
C. higher pitch
Answers
Answer:
It would be C
Explanation:
Which of the following samples of ferromagnetic iron can be
measured a) A SQUID magnetometer with sensitivity of 5
10-9Am2 or b) a Vibrating Sample Magnetometer
with a sensitivity of 10-8Am2 ?
A nano
Answers
The correct option, in this case, would be: b) a Vibrating Sample Magnetometer with a sensitivity of \($10^{-8} \, \text{Am}^2\text{m}$\)
What is ferromagnetism?The magnetism known as ferromagnetism is connected to the elements iron, cobalt, nickel, and some alloys and compounds containing one or more of these elements.
A few other rare-earth elements, including gadolinium, also include it.
Ferro magnetic materials include
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You are going to construct a new optical observatory, and money is no object. Other than putting it into space, what factors will affect your decision for its location on Earth?
Answers
Answer:
When choosing a location for a new optical observatory on Earth, there are several factors to consider. Some of the key factors include:
Atmospheric Conditions: The observatory must be located in an area with stable, clear, and dry atmospheric conditions. This is because atmospheric turbulence and water vapor can affect the clarity of the images obtained by the telescope.Light Pollution: The observatory should be located far away from sources of light pollution such as cities, airports, and highways. Light pollution can interfere with the ability of the telescope to capture clear images of the night sky.Altitude: Higher altitudes are generally better for astronomical observations, as the air is thinner and there is less atmospheric distortion.Accessibility: The observatory should be easily accessible for the transportation of personnel, equipment, and supplies. It is also important to consider factors such as the availability of electricity, water, and other resources.Stability: The observatory must be located in an area that is geologically stable, with minimal seismic activity, to avoid any damage to the telescope and its support structures.Taking into account these factors, some of the best locations for optical observatories on Earth are high-altitude sites in remote, dry, and mountainous areas, like Mauna Kea in Hawaii, Cerro Paranal in Chile, or Roque de los Muchachos Observatory in Spain!
convert 67km/hr to m/s
Answers
Answer:
answer is 18.6111
you can easily convert km/hr into m/s
just divide it by 3.6
which of the following statements is true?: * a. electric field vectors point toward a positive source charge, and the resulting electric force on an electron would point in the same direction as the electric field vector. b. electric field vectors point toward a positive source charge, and the resulting electric force on an electron would point in the opposite direction from the electric field vector. c. electric field vectors point toward a negative source charge, and the resulting electric force on an electron would point in the same direction as the electric field vector. d. electric field vectors point toward a negative source charge, and the resulting electric force on an electron would point in the opposite direction from the electric field vector. e. none of the above
Answers
The correct statement is d. Electric field vectors point toward a negative source charge, and the resulting electric force on an electron would point in the opposite direction from the electric field vector. This statement aligns with the principles of electric field and electric force.
In the context of electric fields and forces, the electric field vector represents the direction and magnitude of the electric field created by a source charge. For a positive source charge, the electric field vectors point away from it, while for a negative source charge, the electric field vectors point toward it. On the other hand, the electric force on a charged particle, such as an electron, is determined by the interaction between the electric field and the charge. The force exerted on a positive charge is in the same direction as the electric field vector, while for a negative charge, the force is in the opposite direction of the electric field vector.
Therefore, option (d) accurately describes the relationship between electric field vectors and the resulting electric force on an electron when considering a negative source charge. The force and electric field vectors are opposite in direction. Options (a), (b), (c), and (e) do not accurately describe the relationship between electric field vectors and the resulting electric force in the given scenarios.
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Which of the following diagrams best represents the gravitational force W. the frictional force f, and the normal force N that act on the block?
Answers
It's D.
Weight always points downward.
The normal force always points perpendicular to the surface.
Friction opposes motion, so it points in the direction opposite the direction in which the block is moving.
what type of resource is water
Answers
Answer: Renewable Resource
Explanation: There isn't a limited supply of water, which makes it a renewable resource.
Answer:
in my view water is the combination of oxygen (1) part and hydrogen (2) part
The bulb is not on because the switch is___
and there is a____in the circuit.
The bulb will come on if you___
Answers
Answer:
OPEN, INTERRUPTION, CLOSED
Explanation:
In this exercise, you are asked to complete the expression with the correct words.
Let's resist an important concept when a circuit has a path leaving a point and can return to the same point, it is said that the circuit is closed and current can circulate.
Now let's complete the expression is
The bulb is not on because the switch is__OPEN_
and there is a_INTERRUPTION___in the circuit.
The bulb will come on if you_CLOSED__
A 0.5 kg cheeseburger is lobbed at a particularly unhappy customer with a force of 10 N.
While it is being thrown, what is the acceleration experienced by the cheeseburger?
Answer in units of m/s2
Answers
PLS HELP ME THIS IS DUE TONIGHT
Answers
By listening for it underwater, using SONAR.
Hope this helped!
A pendulum is swinging next to a wall. The distance from the bob of the pendulum to the wall varies in a periodic way that can be modeled by a trigonometric function.
Answers
The formula of the trigonometric function that models the distance HHH from the pendulum's bob to the wall after t seconds is
H(t) = 15 -6sin(2.5π(t -0.5))
Detailed explanation:
The function can be expressed as the following for the midline M, amplitude A, period T, and time t0 at which the function deviates from the midline:
H(t) = M -Asin(2π/T(t -t0))
The equation is based on the parameters M=15, A=6, T=0.8, and t0 = 0.5.
H(t) is equal to 15 -6sin(2.5π(t -0.5))
What is function?The trigonometric functions in mathematics are real functions that connect the right-angled triangle's angle to the ratios of its two side lengths .In all areas of study that involve geometry, such as geodesy, solid mechanics, celestial mechanics, and many others, they are widely used.
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The correct question is:
A pendulum is swinging next to a wall. The distance from the bob of the swinging pendulum to the wall varies in a periodic way that can be modeled by a trigonometric function.
The function has period 0.80.80, point, 8 seconds, amplitude 6 \text{ cm}6 cm6, start text, space, c, m, end text, and midline H = 15 \text{ cm}H=15 cmH, equals, 15, start text, space, c, m, end text. At time t = 0.5t=0.5t, equals, 0, point, 5 seconds, the bob is at its midline, moving towards the wall.
Find the formula of the trigonometric function that models the distance HHH from the pendulum's bob to the wall after t seconds. Define the function using radians.
Calculate the slope of the line on the graph.
Answers
Answer: 5
Explanation: rise over run. 25/5 = 5
which of the statements regarding potential energy is true? potential energy cannot be stored and is immediately converted to kinetic energy. potential energy is the energy that an object has based on its position. the potential energy of an object cannot be determined. an object in motion does not have any potential energy.
Answers
The correct statement regarding potential energy is that "potential energy is the energy that an object has based on its position."
This means that an object has the potential to do work based on its position in relation to other objects or forces. For example, a ball at the top of a hill has potential energy due to its position at the top of the hill, and this potential energy can be converted into kinetic energy as the ball rolls down the hill.
The other statements about potential energy are not true.
Potential energy can be stored and is not immediately converted to kinetic energy.
The potential energy of an object can be determined using the formula PE = mgh, where m is the mass of the object, g is the acceleration due to gravity, and h is the height of the object.
And finally, an object in motion can still have potential energy, such as a pendulum swinging back and forth.
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During a physics experiment, helium gas is cooled to a temperature of 19.0K at a pressure of 6.00�10?2atm . What are (a) the mean free path in the gas, (b) the rms speed of the atoms, and (c) the average energy per atom?
Answers
The mean free path in the gas is given by the formula: mean free path = (k * T) / (sqrt(2) * pi * d^2 * P), where k is Boltzmann's constant, T is the temperature in Kelvin, d is the diameter of a helium atom.
P is the pressure in atm. The diameter of a helium atom is approximately 2.4 Ångstroms.
The rms speed of the atoms is given by the formula: rms speed = sqrt((3 * k * T) / (m)), where k is Boltzmann's constant, T is the temperature in Kelvin, and m is the mass of a helium atom.
The average energy per atom is given by the formula: average energy per atom = (3/2) * k * T, where k is Boltzmann's constant and T is the temperature in Kelvin.
The mean free path is the average distance an atom travels between collisions. It depends on the temperature, pressure, and size of the atoms.
The rms speed is the square root of the average of the squared speeds of the atoms. It gives an indication of the magnitude of the velocities of the atoms.
The average energy per atom is the average kinetic energy of the atoms in the gas. It depends only on the temperature and is proportional to the absolute temperature.
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Which of the following instruments measures time most accurately?
a. Sundial
b. quartz watch
c. pendulum clock
d. watch with balance wheel
Answers
Answer:
b) Quartz Clock
Explanation:
It's is a very type of clock which uses the vibration of quartz crystals to measure time accurately
1294joules of work landed 100meters away how much force did the player hit the ball
Answers
A force of 12.94 N is used to move a ball 100 M. Given amount of work done is 1294 joules.
What is work?Work in physics is the energy that is transferred to or from an item when a force is applied along a displacement. In its simplest form, it equals the product of the force's magnitude and the distance traveled for a constant force directed in the direction of motion.
Given in the question a work of 1294 joules is used to move a ball 100 M then,
Work = force x distance. In units, Joules = Newtons x meters.
So, 1294 = F Newtons x 100 meters
Force , F = 12.94 joules.
A force of 12.94 N is used to move a ball 100 M. Given amount of work done is 1294 joules.
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Figure 1.18 shows an oscillating pendulum. If the time taken for the pendulum to swing from A to C to B is 3 s, what is the period of the pendulum?
Answers
Answer:
a
Explanation:
Use the velocity vs time graph below for objects A and B to answer the given question.If A has the greater value pick answer choice AIf B has the greater value pick answer choice Bif A = B pick answer choice =.Which object has the greater Instantaneous Velocity at t = 5s?
Answers
Given the velocity versus time graph of an object.
From the graph, the velocity of object A is constant as the line representing its velocity is horizontal. The velocity of object a is decreasing with time. That is, object B is decelerating.
From the graph, at t=5 s the value of the instantaneous velocity of object A is 0 m/s.
And the value of the instantaneous velocity of object B is the same throughout the graph. And the value is 4 m/s.
Thus the value of the instantaneous velocity of object B is greater than that of object A.
Thus the correct answer is B has the greater value
A plane can fly 3952 kilometers in 3 hours. If the plane flies in
cloudy skies, it can fly 184 less kilometers than usual within the
same time. What is the speed for the plane flies in cloudy
skies?
km/h
Answers
Speed is a scalar quantity that is independent of direction. It is equal to the total distance traveled divided by the total time spent. This means that a plane can normally travel 3952 kilometers in three hours.
How is the total distance traveled calculated?Step 1: Make a note of each time the direction changes. Step 2: Determine the distance traveled between each change in direction. Step 3: The total distance traveled is the sum of all the distances from step 2.
As a result, its typical speed is Speed = total distance / total time Speed = 3952 / 3 Speed = 1317.33 km/h.
However, under cloudy conditions, it will travel 184 km less in the same amount of time.
Then, we want to determine the speed under cloudy conditions. Since speed is equal to the total distance divided by the total amount of time, we need to know the total distance under cloudy conditions.
Total distance is equal to the normal distance traveled minus the delay caused by cloudy conditions Total distance. = 3952 - 184 Total distance = 3768 km Total time = 3 hours Speed = 3768 / 3 Speed = 1256 km/hr The plane is traveling at a speed of 1256 km/hr in cloudy conditions. Because it covered less ground in the same amount of time, its speed decreases.
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1. Which of the following is an example of projectile motion?
An elevator
Ajet taking off
O A football flying through the air
Dropping an aluminum can into the garbage
Answers
Answer:
A football flying through the air
Explanation:
when an object has projectile motion it is moving through the air
From the given options, the football flying through the air is the prime example of projectile motion. (option d)
Projectile motion refers to the motion of an object that is launched into the air and moves under the influence of gravity alone. It follows a curved path known as a projectile trajectory. Among the options provided, the example that best represents projectile motion is a football flying through the air.
When a football is kicked or thrown, it experiences an initial force that propels it forward. However, as soon as it leaves the kicker's or thrower's hand or foot, the only force acting on it is gravity. Gravity pulls the football downward, causing it to follow a curved path. The shape of the path depends on the angle at which the football is launched and its initial velocity.
During its flight, the football follows a parabolic trajectory, moving both horizontally and vertically. The horizontal component of its motion remains constant, while the vertical component experiences a downward acceleration due to gravity. This combination of horizontal and vertical motion creates the characteristic curved path of projectile motion.
Therefore, option (d) is correct.
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in calculating apparent power in a three phase circuit the phase values of voltage and current are multiplied by
Answers
To calculate apparent power in a three phase circuit, the phase values of voltage and current are multiplied by the square root of three and the power factor.
The square root of three is used because in a three phase circuit, the voltage and current waves are out of phase with each other by 120 degrees. This means that the total voltage and current are greater than the individual phase values, and multiplying by the square root of three takes this into account.
The power factor is a measure of how efficiently the circuit is using the power, and is typically a value between 0 and 1. Multiplying by the power factor adjusts for any inefficiencies in the circuit and gives the apparent power. In summary, the long answer is that to calculate apparent power in a three phase circuit, the phase values of voltage and current are multiplied by the square root of three and the power factor.
In calculating the apparent power (S) in a three-phase circuit, the phase values of voltage (V) and current (I) are multiplied by the square root of 3 (√3). The formula for apparent power in a three-phase circuit is: S = √3 * V * I
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How does Coulomb's law relate to test charges?
You need the test charge so it doesn't affect the answer.
Answers
Coulomb's law is a fundamental principle in electrostatics that describes the interaction between charged objects. This relationship can be described mathematically as: F=k(q1q2)/d^2, where k is a constant of proportionality, q1 and q2 are the magnitudes of the charges, and d is the distance between the charges.
It states that the force between two point charges is proportional to the magnitude of each charge and inversely proportional to the square of the distance between them.
Test charges are used to determine the magnitude and direction of the force acting on a charged object. They are chosen to be small enough that their presence does not significantly alter the original charges, so that Coulomb's law can be accurately applied to the system. By carefully measuring the force acting on the test charges, the magnitude of the original charges can be determined. This is known as the method of test charges and is an important tool in understanding the behavior of charged objects and their interactions with each other.
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a person can read the newspaper when it is held at 60 cm from his eyes. what should the focal length of his contact lenses be to allow him to read the newspaper comfortably at a distance of 30 cm?
Answers
The focal length of the contact lenses should be 40 cm.
Focal length refers to the distance between the center of a lens or curved mirror and its focal point, where light rays parallel to the optical axis converge or appear to diverge from. It is a fundamental parameter that determines the optical power and magnifying ability of an optical system. Assuming the person has normal vision and using the lens equation:
1/f = 1/do + 1/di
where f is the focal length of the contact lenses, do is the initial distance between the person's eyes and the newspaper (60 cm), and di is the new distance between the person's eyes and the newspaper (30 cm).
Solving for f:
1/f = 1/60 + 1/30
1/f = 1/40
f = 40 cm
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PLZZZZ HELP QUICK . 30 points. Emma weighs 560 N, she has decided to stay in shape so she is working out every morning, This morning she ran and lifted weight! 1. Calculate Emma's mass ( Gravity g= 9.8 N/kg). 2. If she ran 350 meters in 65 seconds, what was her velocity? 3. When she lifted weights, she exerted a 35 N to lift one of the weight 2 meters over the ground, what is the amount of work she performed? Note that units are important, so do not give any number without a unit to avoid losing points.
Answers
Force equals mass time acceleration. Weight is a force and it can replace force in the equation. The acceleration would be gravity, which is an acceleration.
1.)
Fw (weight) = m (mass) · g (gravity, 9.8 m/s²)
Fw = m * 9.81 m/s²
560N = m · 9.81 m/s²
m ≈ 57.08 kg
2.)
d = 350 meters
t = 65 seconds
velocity = d/t
velocity = 350 meters / 65 seconds
velocity ≈ 5.38 meters/sec
3.)
Force = 35N
Distance = 2 meters
Work = Force · Distance
Work = 35N · 2 meters
Work = 70 J
Which statement describes how the photoelectric effect causes an electric
current to form?
O A. Light acts as particles, causing electrons on the surface it strikes
to be destroyed.
B. Light acts as a wave, causing electrons to flow in different
directions within an atom.
C. Light acts as particles, knocking electrons off the surface it
strikes.
O D. Light acts as a wave, causing electrons to flow from one atom to
another.
Answers
Answer: C
Explanation: I just took the test
Answer:
C. Light acts as particles, knocking electrons off the surface it
strikes.
Explanation:
Please help me with this question :(
I have a test soon and I want to be prepared..
Detailed solutions please!
(I’ll give you 25points)
Answers
Answer:
\(\boxed{\text{\sf \Large 50 N}}\)
Explanation:
Sum of the vertical forces is zero
F₁ + F₂ - Z = 0
Z is negative since Z acts in the opposite direction from F₁ and F₂
30 + 20 - Z = 0
Z = 50
What is the effective resistance between "a" and "b" as shown in the figure.
Answers
The effective resistance between a and b is determined as R/6.
What is the effective resistance between a and b?The effective resistance between a and b is calculated from the total resistance of the parallel circuit.
1/Re = 1/R₁ + 1/R₂ + 1/R₃
where;
R₁ is the resistance 1R₂ is the resistance 2R₃ is the resistance 3The effective resistance between a and b is calculated as follows;
1/Re = 1/R + 1/R + 1/R
1/Re = (1 + 1 + 1) /R
1/Re = 3/R
Re = R/3
The effective resistance between a and b is = R/3 x ¹/₂ = R/6
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