Atoms with a low ionization energy give up their outer valence electrons with
ease.
O A. True
O B. False

Answer: Protons are positively charged particles

Explanation:

The frictional force acting on the 17 kg mass is 111.62 N.

Friction is the force that resists motion when the surface of one object comes in contact with the surface of another.

This type of force resist the motion of two surfaces that are in contact.

Mathematically, the formula for frictional force is given as;

Ff = µsN

where;

The frictional force acting on the mass is calculated as follows;

Ff =  µsN

Ff =  µsmg

Ff = (0.67) x (17 kg) x (9.8 m/s²)

Ff = 111.62 N

Thus, the frictional force acting on the mass depends on the mass and acceleration due to gravity on the mass.

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The de Broglie wavelength of a neutron moving at 1.00 of the speed of light is approximately 0.0656 nanometers (nm).

The de Broglie wavelength is a concept in quantum mechanics that relates the momentum of a particle to its wavelength. It can be calculated using the de Broglie wavelength formula:

λ = h / p

where λ is the de Broglie wavelength, h is the Planck's constant (approximately 6.626 × 10^-34 J·s), and p is the momentum of the particle.

Given:

Light Speed  (c) = 3.00 × 10^8 m/s

Neutron Speed  (v) = 1.00 × c

The momentum (p) of a particle can be calculated as:

p = m * v

where

m = mass of the neutron.

The mass of a neutron (m) is approximately 1.675 × 10^-27 kg.

Substituting the values into the equations:

p = (1.675 × 10^-27 kg) * (3.00 × 10^8 m/s)

≈ 5.025 × 10^-19 kg·m/s

calculate the de Broglie wavelength

λ = (6.626 × 10^-34 J·s) / (5.025 × 10^-19 kg·m/s)

≈ 1.315 × 10^-15 m

Converting the de Broglie wavelength to nanometers:

λ = (1.315 × 10^-15 m) * (10^9 nm/1 m)

≈ 0.0656 nm

Therefore, the de Broglie wavelength of a neutron moving at 1.00 of the speed of light is approximately 0.0656 nanometers (nm).

The de Broglie wavelength of a neutron moving at 1.00 of the speed of light is approximately 0.0656 nm.

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In a transformer, if the primary coil has 10 times as many turns as its secondary coil, the transformer will normally deliver only about 1/10th of the voltage it receives because the total voltage induced in each coil is directly proportional to its number of turns. This means that the secondary voltage is proportionally less than the primary voltage.


1. The power is directly proportional to voltage, and the coil with the most turns uses the most power.
2. Since the primary coil has more turns, it has a higher resistance due to the increased length of the wire. This resistance reduces the voltage proportionally.
3. The magnetic field through each set of coils is directly proportional to the coil's number of turns. Thus, the magnetic field and induced voltage is less in the secondary coil.
4. Since the change in magnetic flux per turn of wire is equal in both coils, the total voltage induced in each coil is directly proportional to its number of turns.

Therefore, the transformer delivers only about 1/10th of the voltage it receives because of the difference in the number of turns between the primary and secondary coils, which directly affects the induced voltage.

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The viewer travels through the electron cloud, then the nucleus, and then the electron cloud again

what is nucleus?

In terms of genomics, a nucleus is the organelle within a cell that is membrane-enclosed and houses the chromosomes. Certain substances (including proteins and nucleic acids) can selectively move through or out of the nucleus thanks to a variety of holes, or pores, in the nuclear membrane.

The viewer travels through the electron cloud, then the nucleus, and then the electron cloud again.

The electron cloud and the nucleus make up an atom.

In an atom's nucleus are protons (positive particles), neutrons (neutral particles), and electrons (negative particles), which are found in the electron cloud.

The atom's nucleus is located at its centroid, and an electron cloud surrounds it.

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Answer:

Lord Henry Cavendish

Explanation:

The constant of proportionality in this equation is G - the universal gravitation constant. The value of G was not experimentally determined until nearly a century later (1798) by Lord Henry Cavendish using a torsion balance.

Answer: Lord Henry Cavendish.

Answer:

a. T₂ = 60 N

b. W = 25.98 N

Explanation:

a.

Taking right side as positive x direction, the equation for sum of forces in x-direction can be written as follows:

\(T_{2}Sin\ 30^o - T_{1} = 0\\T_{2}Sin\ 30^o = T_{1}\\T_{1} = (T_{2})(Sin\ 30^o)\\where,\\T_{2} = 30\ N\\Therefore,\\T_{1} = (30\ N)(Sin\ 30^o)\\\)

T₁ = 15 N

b.

Taking upward direction as positive y direction, the equation for sum of forces in y-direction can be written as follows:

\(T_{2}Cos\ 30^o - W = 0\\T_{2}Cos\ 30^o = W\\W = (30\ N)Cos\ 30^o\\\)

W = 25.98 N

Answer:

gravity

Explanation:

The string models the force of gravity (the sun "pulling" on the earth)

The absolute temperature of an ideal gas is directly proportional to the average kinetic energy of its molecules. According to the kinetic theory of gases, temperature is a measure of the average kinetic energy of the gas molecules.

As the temperature increases, the average kinetic energy of the molecules also increases. This relationship holds true for ideal gases. Option C) the average kinetic energy of its molecules is the correct choice. The average speed (Option A) and average momentum (Option B) of the molecules are related to their kinetic energy but not directly proportional to temperature. The mass of the molecules (Option D) does not affect the proportionality with temperature. Therefore, the correct answer is C) the average kinetic energy of its molecules.

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Answer:

bromine

Explanation:

Any element in the halogen group will have seven valence electrons. These elements include fluorine, chlorine, bromine, iodine, and astatine

Answer:

The second law of motion states that the force of an object is equal to its mass times its

acceleration.

o A change in motion occurs only if a net force is exerted on an object.

o A net force changes the velocity of the object, and causes it to accelerate.

o If an object is acted upon by a net force, the change in velocity will be in the

direction of the net force.

o The acceleration of an object depends on its mass.

o The more mass an object has or the more inertia it has, the harder it is to

accelerate.

o More mass means less acceleration if the force acting on the objects is the same.

Explanation:

Explanation:

The force exerted by the earth on a falling baseball is smaller than the force exerted by the earth on a falling bowling ball.  However, since the baseball has less mass than the bowling ball, the two accelerate at the same rate.  This is known as Galileo's gravity experiment, but it also demonstrates Newton's second law.

When a bowling ball hits a pin, the pin pushes back with equal and opposite force.  Because the bowling ball has a large mass, the acceleration caused by the force is small.  Since the pin has a small mass, the acceleration caused by the force is large.

Answer:

circle

Explanation:

line = line graph, line chart

chart = radar chart, area chart and more

bar = bar graph

circle = ❌

cmiiw

Answer:

Explanation:

Mass = 50kg +7kg +4kg =61 kg

Velocity = 3m/s

Momentum = mass × velocity

\(p =61\times 3\\\\p =183MLT^-^1\)

Answer:

Mass= 61 kg. Success to The homework.

Explanation:

more massive objects will attract each other with a greater gravitational force.

From the calculations and the data provided, the speed is obtained as 15 m/s

The term momentum refers to the product of mass and velocity. Given that we can now proceed with the answer.

Since;

p = mv

m = 750kg

v = 5 km/hr or 1.4 m/s

p = 750kg *  1.4 m/s

p = 1050 kgm/s

If the mass of the body is 70kg, the speed is

v = p/m

v = 1050 kgm/s/70 Kg

= 15 m/s

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A 15 amp single-pole snap switch is permitted to be used to control a lighting circuit that pulls 15 amps. Hence option B is correct.

Simple light switches with one pole are often used. They provide a regular off and on function and are used to control one circuit.

Since Switches with one or two poles can have either a single throw or a double throw. A switch's "pole" indicates how many distinct circuits it can handle; a single pole switch can operate just one circuit, but a double pole switch can manage two circuits. The number of locations that a switch can activate is referred to as a throw.

Therefore, On a 15 amp individual branch circuit, one single outlet with a 15 amp rating may be fitted.

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See full question below

A ___ amp single-pole snap switch is permitted to be used to control a lighting circuit that pulls 15 amps. Select one: a. 20 b. 15 c. 30 d. a, b, or c

The work done on the elevator by its cable is 459348 joules. Work is defined as the product of the force acting on an object and the distance moved by the object in the direction of the force.

Therefore, the work done on the elevator by its cable will be calculated using the formula:W = Fdwhere W is the work done, F is the force applied, and d is the distance moved by the object.

The force applied on the elevator by the cable is equal in magnitude to the weight of the elevator, which is given by:F = mgwhere F is the force applied, m is the mass of the elevator, and g is the acceleration due to gravity. Substituting the given values:F = (1200 kg)(9.81 m/s²)F = 11772 N.

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Hi there!

We can use Faraday's Law to solve:

\(\epsilon = N\frac{d\Phi _B}{dt}\)

ε = Induced emf (? V)

N = Number of loops (1 loop)

ΦB = Magnetic flux (Wb)

We know that:

\(\Phi_B = \oint B \cdot dA = B\cdot A\)

Since the area of the loop remains the same, we can take this out of the time derivative.

We get:
\(\frac{d\Phi_B}{dt} = A * \frac{dB}{dt}\)

Also, since N = 1, we can now rewrite the equation for the induced emf as:
\(\epsilon = A * \frac{dB}{dt}\)

dB/dt is equivalent to the change in the magnetic field with respect to time:
\(\Delta B = \frac{B_f - B_i}{\Delta t}\\\\\Delta B = \frac{3 - 2}{5} = 0.2 \frac{T}{s}\)

Now, substitute this value into the equation for induced emf:
\(\epsilon = \pi (0.3^2) * (0.2) = \boxed{0.0565 V}\)

**Also, since the magnetic field INCREASED out of the page, this change in magnetic flux will create an induced CLOCKWISE current that produces a magnetic field into the page in order to oppose the increase in magnetic flux OUT of the page.

The capacitance of the capacitor for the given dimensions can be calculated using the formula `C = εA/d`, where `C` represents the capacitance of the capacitor, `ε` is the permittivity of free space, `A` is the area of the plates, and `d` is the distance between the plates.

Here is the calculation for capacitance using the given values: Capacitance `C = εA/d` = `(8.85 × 10-12) × 0.01 / 0.001 = 8.85 × 10^-11 F`b) To vary the separation between the two plates, move the top plate to the desired distance and take a screenshot. Then, use the same formula to recalculate the capacitance. Here is an example calculation with a plate separation of 0.002 m: `C = εA/d` = `(8.85 × 10^-12) × 0.01 / 0.002 = 4.425 × 10^-11 F`Explanation:c) To vary the area of the plates, resize the plates to the desired dimensions and take a screenshot. Then, use the same formula to recalculate the capacitance. Here is an example calculation with a plate area of 0.02 m^2: `C = εA/d` = `(8.85 × 10^-12) × 0.02 / 0.001 = 1.77 × 10^-10 F`.

Based on the calculations, there is an inverse relationship between the separation and the capacitance of the capacitor. This means that as the distance between the plates increases, the capacitance decreases. This can be explained by the fact that capacitance is directly proportional to plate area and inversely proportional to plate separation.d) Based on the calculations, there is a direct relationship between the area of the plates and the capacitance of the capacitor. This means that as the plate area increases, the capacitance also increases. This can be explained by the fact that capacitance is directly proportional to plate area and inversely proportional to plate separation.

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c) both direct and alternating current

Because Ampere's Law, a magnetic field is produced whenever an electrical charge is in motion. So, both kind of currents produces a magnetic field when electrical current is flowing through a wire.

Object distance = 26.86 cm

Given:

Image distance, v = -47.0 cm

Magnification, M = 1.75

Object distance, u = ?

Object distance = 26.86 cm

Answer:

Number of Significant Figures: 3

The Significant Figures are 2 3 5

Explanation:

What is permeability? b. pore spaces that are interconnected to allow the movement of air or water. Permeability is a measure of the ability of a material to allow the flow of fluids through it.

It is a measure of the interconnectedness of the pore spaces in a material. Materials with high permeability allow fluids to flow through them more easily than materials with low permeability.

What is the capillary fringe? b. material above the water table that is moistened by the rise of capillary water against gravity. The capillary fringe is the zone of soil or rock that is saturated with water due to capillary action.

Capillary action is the ability of water to move upwards against gravity through the narrow spaces between soil particles. The capillary fringe is typically a few centimeters thick, but it can be thicker in some soils.

Permeability is a measure of the ability of a material to allow the flow of fluids through it.

The capillary fringe is the zone of soil or rock that is saturated with water due to capillary action.

Permeability is important in a variety of applications, including groundwater recharge, well design, and the construction of dams and levees. The capillary fringe is important for plant growth, as it provides water to plants that are not located directly above the water table.

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Answer:

7.5 right?

Explanation: if im wrong shoot me

Answer:

7.5 hours( 7 hours 30 minutes)

Explanation:

Speed = distance/time

time = distance/speed

750 km divided by 100 km/hr = 7.5 hours

Research conducted by Goodale and colleagues suggests that the primary function of the dorsal stream of the visual cortex is to process visual information for guiding actions and motor control, rather than conscious perception.

Goodale and his colleagues have proposed a theory known as the two-stream hypothesis, which suggests that the visual processing in the brain is divided into two distinct streams: the ventral stream and the dorsal stream.

On the other hand, the dorsal stream, referred to as the "where" or "how" pathway, is primarily involved in processing visual information for the purpose of guiding actions and motor control. This stream is responsible for extracting spatial information, motion perception, and the perception of depth and location of objects in the visual field.

Goodale and his colleagues have provided substantial evidence for this hypothesis through various studies, including patient studies with individuals who have damage to the dorsal stream. These patients often experience impairments in their ability to interact with objects in their visual field, even though their conscious perception of those objects remains intact.

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