What would it take to changes an object’s orbit about another object in space?
Answers
Answer:
Orbits are the result of a perfect balance between the forward motion of a body in space, such as a planet or moon, and the pull of gravity on it from another body in space, such as a large planet or star
Related Questions
Hurry i have until 4 to turn in
A man walks 7 m north in 15 seconds and then south for 2 m in 8 seconds. What is the
man's average speed?
Answers
Answer:
9miles average speed and 23 seconds
Order the following methods for distance measurement from shortest to longest distance. -Radar -Type 1a supernovae -Cephid Variables -Main-Sequence Fitting
-Galactic Redshifts -Parallax
Answers
Short Distance -Radar -Parallax -Main-Sequence Fitting -Cephid Variables -Type 1a supernovae -Galactic Redshifts Long Distance
What are the purposes of Cepheid variables?
The Cepheid variable is one of a family of variable stars whose periods—i.e., the length of one cycle of variation—are strongly correlated with their luminosities and are thus helpful in determining the distances between stars and between galaxies.
How do Cepheid variables come into play while calculating distance?
It is assumed that all Cepheids with a particular time have the same absolute magnitude. We may then use the period-luminosity connection to calculate a Cepheid's distance by measuring its apparent magnitude. If a Cepheid is fainter than another with the same period, it must be further away.
Where can one find Cepheid variables?
These Cepheid variable stars are visible in other galaxies. We can really see it well beyond both the Small and Large Magellanic Clouds. However, similar stars might be found in other galaxies.
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if you take 6 litres of air from the surface to 20 metres/66 feet, the volume will be _____ litres.
Answers
if you take 6 liters of air from the surface to a depth of 20 meters/66 feet, the volume will decrease to approximately 2 liters.
When a given amount of air is taken from the surface to a certain depth underwater, the volume of the air will decrease due to the increase in pressure at greater depths.
Boyle's Law states that the volume of a gas is inversely proportional to its pressure when the temperature is held constant.
Boyle's Law can be expressed as:
P₁ × V₁ = P₂ × V₂
Where P₁ and V₁ represent the initial pressure and volume, and P₂ and V₂ represent the final pressure and volume.
let's assume the initial volume (V₁) is 6 liters and the initial pressure (P₁) is the atmospheric pressure at the surface.
Let's assume a typical approximation of the pressure at 20 meters/66 feet is roughly 3 times the atmospheric pressure.
Using Boyle's Law,
P₁ × V₁ = P₂ × V₂
1 atm × 6 L = (3 atm) × V₂
6 L = 3 atm × V₂
V₂ = 6 L / 3 atm
V₂ = 2 L
Therefore, the amount of air will drop to about 2 liters if you descend from the surface to a depth of 20 meters/66 feet.
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Instructions
Click the links to open the resources below. These resources will help you complete the assignment. Once you have created your file(s) and are ready to upload your assignment, click the Add Files button below and select each file from your desktop or network folder. Upload each file separately.
Your work will not be submitted to your teacher until you click Submit.
Documents
Lab Report Guide
Lab Report Rubric
File Upload
Answers
To complete the assignment, click the links to open the resources provided. These resources will provide guidance on how to create a lab report and how it will be graded.
Resources are the materials, both physical and intellectual, that are used to produce goods and services. Physical resources include land, natural resources, capital goods, human resources and technological resources. Intellectual resources refer to knowledge or skills that are used in the production process, such as patents, copyrights, inventions, brands and trade secrets.
Once you have created the lab report file(s) and are ready to upload them, click the Add Files button and select each file from your desktop or network folder. Upload each file separately.
Once all the files have been uploaded, click Submit to submit your work to your teacher.
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A plane mirror produces a _____.
virtual image
refracted image
real image
Answers
Answer:
Explanation:
A plane mirror is the kind you look into when you look into a "regular" mirror. The image you see is right-side-up. These images are virtual. Real images are always upside down and are made by mirrors that are "parabolic" in shape. Virtual images are always right-side-up.
what is the density rhoh of hot air inside the balloon? assume that this density is uniform throughout the balloon. express the density in terms of th , tc , and rhoc .
Answers
The density (ρh) of hot air inside the balloon, assuming it is uniform throughout, can be expressed in terms of Th, Tc and ρc (density of surrounding air) using the ideal gas law as follows: ρh = (ρc * Tc) / Th
The ideal gas law states that for a given amount of gas, the product of its pressure (P) and volume (V) is proportional to the product of its temperature (T) and the number of moles (n). Mathematically, it can be expressed as:
PV = nRT
Where R is the ideal gas constant.
Since we are considering a balloon filled with hot air, the pressure and volume inside the balloon remain constant. Therefore, we can modify the ideal gas law to relate the densities of hot air (ρh) and surrounding air (ρc) to their respective temperatures:
(ρh * V) / Th = (ρc * V) / Tc
Here, V represents the volume of the balloon, which cancels out on both sides of the equation.
Simplifying the equation:
ρh / Th = ρc / Tc
Rearranging the equation to solve for ρh:
ρh = (ρc * Tc) / Th
The density (ρh) of hot air inside the balloon, assuming it is uniform throughout, can be calculated using the ideal gas law. The expression for ρh in terms of Th (temperature of hot air), Tc (temperature of surrounding air), and ρc (density of surrounding air) is given as: ρh = (ρc * Tc) / Th.
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please answer asap its important
Answers
Answer:
It is the green answer.
Explanation:
Please mark brianliest.
Which statements best describe X-rays?
Answers
Answer:x rays are electromagnetic waves.
x rays are transverse waves
x rays travel at the speed of light
Explanation:
I need help with this question . Only part (b)
Answers
Given:
The mass of the pendulum, m=1.29 kg
The length of the simple pendulum, L=0.830 m
The period of the pendulum, T=1.809 s
To find:
(b) The spring constant of the spring so that the period of the oscillation of the spring will be T.
Explanation:
The period of oscillation of a spring-mass system is given by the equation,
\(T=2\pi\sqrt{\frac{m}{k}}\)On rearranging the above equation,
\(\begin{gathered} T^2=4\pi^2(\frac{m}{k}) \\ \Rightarrow k=\frac{4\pi^2m}{T^2} \end{gathered}\)On substituting the known values,
\(\begin{gathered} k=\frac{4\pi^2\times1.29}{1.809^2} \\ =15.56\text{ N/m} \end{gathered}\)Final answer:
The spring constant of spring is 15.56 N/m
Figure 30-47 shows a closed loop of wire that consists of a pair of equal semicircles, of radius 3. 7 cm, lying
in mutually perpendicular planes. The loop was formed by folding a flat circular loop along a diameter until
the two halves became perpendicular to each other. A uniform magnetic field of magnitude 76 mT is
directed perpendicular to the fold diameter and makes equal angles (of 45°) with the planes of the
semicircles. The magnetic field is reduced to zero at a uniform rate during a time interval of 4. 5 ms. During
this interval, what are the (a) magnitude and (b) direction (clockwise or counterclockwise when viewed
along the direction of B of the emf induced in the loop?
Answers
5.1 x 10-V is the magnetic flux B through the loop.
What is magnetic flux?Magnetic flux is the product of the average magnetic field times the perpendicular area that it penetrates. It is a quantity of convenience in the statement of Faraday's Law and in the discussion of objects like transformers and solenoids. In the case of an electric generator where the magnetic field penetrates a rotating coil, the area used in defining the flux is the projection of the coil area onto the plane perpendicular to the magnetic field. Since the SI unit for magnetic field is the Tesla, the unit for magnetic flux would be Tesla m2. This unit combination has the historical name Weber (Wb).To learn more about solenoids refer to:
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On which object will Earth's gravity act with the greatest magnitude? *
An apple
A cereal bowl
A watermelon
A TV remote
Answers
Answer: The watermelon
Explanation: The watermelon has a larger mass than the rest of the three.
please refer to the beam shown below. determine the deflection of the beam at point c. use the method of superposition. assume (ei)beam = 7.02 × 104 kn-m2 .
Answers
The deflection of the beam at point C using the method of superposition is yet to be determined.
Find how to know the deflection of the beam?To determine the deflection at point C, we can use the method of superposition. This method allows us to analyze the beam's response to multiple independent loads by considering each load separately and then summing up their effects.
First, we consider the deflection caused by Load 1. We apply Load 1 to the beam and calculate the deflection at point C, assuming all other loads are absent. Let's denote this deflection as δ₁.
Next, we consider the deflection caused by Load 2. We apply Load 2 to the beam and calculate the deflection at point C, assuming all other loads are absent. Let's denote this deflection as δ₂.
Finally, we superpose the deflections caused by Load 1 and Load 2 to find the total deflection at point C. The deflection at point C is given by δ = δ₁ + δ₂.
To calculate the deflections δ₁ and δ₂, we need additional information about the specific loads and boundary conditions applied to the beam. Once we have this information, we can proceed with the calculations using the given value of (EI)beam.
Therefore, the deflection at point C using the method of superposition has not been calculated yet and requires further analysis of the beam's loads and boundary conditions.
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A 5kg box slides across the floor with an initial velocity of 5m/s. If the coefficient of kinetic friction between the box and the floor is 0.1,how much time will it take for the box to come to a stop?
Answers
The net force on the block perpendicular to the floor is
∑ F[perp] = F[normal] - mg = 0
so that
F[normal] = (5 kg) g = 49 N
Then
F[friction] = 0.1 F[normal] = 4.9 N
so that the net force parallel to the floor is
∑ F[para] = -4.9 N = (5 kg) a
Solve for the acceleration a :
a = (-4.9 N) / (5 kg) = -0.98 m/s²
Starting with an initial velocity of 5 m/s, the box comes to a stop after time t such that
0 = 5 m/s - (0.98 m/s²) t
⇒ t ≈ 5.1 s
What can be found in every skeletal muscle?
A.
nerves, bones, cartilage, and connective tissue
B.
tendons, cartilage, nerves, and blood vessels
C.
muscle fibers, nerves, connective tissue, and blood vessels
D.
tendons, nerves, blood vessels, and bones
Please select the best answer from the choices provided.
A
B
C
D
Answers
Answer:
Its C
Thank me later
Now bye
which one of the following is true
a. momentum results in a change of force
B. a force results in a change of momentum
Answers
Answer:
B
Explanation:
You need a specific force to change the momentum of something.
Hope this helps!
what is the expression for electric field strength at a distance are from a static charge q
Answers
The expression for electric field strength at a distance r from a static charge q is E = kq / r².
The expression for electric field strength at a distance r from a static charge q is given by Coulomb's law. The formula for electric field strength is:
E = kq / r²
Where E is the electric field strength, k is Coulomb's constant (8.99 x 10⁹ Nm²/C²), q is the charge, and r is the distance from the charge.
This expression shows the relationship between electric field strength, charge, and distance. The electric field strength is directly proportional to the charge and inversely proportional to the square of the distance from the charge.
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1. What is muscle fatigue
Answers
Free body diagram is this correct?
Answers
Answer:Yes that is correct
Explanation:
Answer:
yes that is correct.
Two people try to lift a heavy box. Jack pulls upward with a 100-newton
force. Jill pulls upward with a 50-newton force, but neither person moves the
box.
Compare the amount of work done on the box by Jack and Jill.
OA) Jack did twice as much work as Jill.
OB) Jack did fifty times more work than Jill.
OC) Jack and Jill did the same amount of work.
Answers
Answer:
A ( Jack did twice as much work as Jill
Explanation:
Which two changes would decrease the gravitational force between two
objects?
A. Decrease the mass of one of the objects.
B. Increase the distance between the objects.
C. Decrease the distance between the objects.
D. Increase the mass of one of the objects.
E. Increase the mass of both objects.
Answers
A. Decrease the mass of one of the objects.
B. Increase the distance between the objects.
this two changes would decrease the gravitational force between two
objects. Hence option A and B is correct.
Gravitational force is force of attraction between two masses. Gravitational force(F) between two bodies is directly proportion to the product of masses(m₁,m₂) of two object and inversely proportional to square of distance(r) between them. mathematically it is written as,
F ∝ m₁.m₂
F ∝ 1/r²
F = G m₁,m₂÷r²
where G is gravitational constant, whose value is 6.6743 × 10⁻¹¹ m³ kg-1s⁻².
Force is expressed in Newton N in SI unit. its dimensions are [M¹L¹T⁻²].
This is analogous with coulomb's law which gives force between two charges.
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Which change corrects the error in his steps?
Charlie writes the steps shown to describe the use
of a transistor in a closed circuit with flowing current.
Using a Transistor to Amplify a Signal
1. Current (1) flows from the base to the emitter.
2. An input causes a small increase in voltage
across the base and emitter.
3. Ji increases a small amount.
4. Current (12) flowing from the emitter to the
collector changes a large amount.
O Change the title to "Using a Transistor as a
Switch."
O Change step 1 to say that no current flows in the
transistor at the start.
O Reverse the sizes of the changes in current in
steps 3 and 4.
O Reverse the direction of current in step 4.
Answers
Answer:
answer is D
Explanation:
took test and got 100%
The change that corrects the error in his steps is reverse the direction of current in step 4.
What is amplifier?An amplifier, is an electronic device that can be used to increase output power.
Observed steps in using a transistor to Amplify a SignalCurrent (1) flows from the base to the emitter. An input causes a small increase in voltage across the base and emitter. Ji increases a small amount.Current (2) flowing from the emitter to the collector changes a large amount.Thus, the change that corrects the error in his steps is reverse the direction of current in step 4.
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all of the wavelengths of visible light combine to form
Answers
All the wavelengths of visible light combine to form white light.
What is visible light?
Visible light is made up of different wavelengths of electromagnetic radiation that range in color from violet (shortest wavelength) to red (longest wavelength). When all of the wavelengths of visible light are combined, they form white light.
This can be observed in various phenomena, such as the splitting of white light into its component colors when passing through a prism, or when white light is shone onto a surface and reflects back as white.
What is an electromagnetic radiation?
Electromagnetic radiation is a form of energy that travels through space as a wave, without the need for a medium to propagate. It is made up of electric and magnetic fields that oscillate perpendicular to each other and to the direction of the wave's travel.
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Complete question is: All the wavelengths of visible light combine to form white light.
the reason we don't have solar and lunar eclipses monthly is because of the
Answers
The reason we don't have solar and lunar eclipses monthly is because the orbits of the Moon and Earth are not perfectly aligned. This misalignment causes the Moon's shadow to fall either above or below the Earth during most lunar cycles, resulting in a lack of eclipses.
Solar and lunar eclipses occur when the Sun, Earth, and Moon align in a specific way. A solar eclipse happens when the Moon passes between the Sun and Earth, casting a shadow on the Earth's surface. A lunar eclipse occurs when the Earth is positioned between the Sun and the Moon, causing the Earth's shadow to fall on the Moon.
However, the orbits of the Moon and Earth are slightly tilted relative to each other. As a result, the Moon's shadow usually passes above or below the Earth during most lunar cycles, leading to the infrequency of eclipses.
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Any vector can be expressed as the sum of two components, usually
referred to as what?
Answers
Two vectors can be added together to determine the result (or resultant). ... computing the vector sum of all the individual forces acting upon that object.
i hope u understand
Why does the emission of an alpha particle always result in transmutation?
Answers
The alpha particles are capable of alternating the mass and atomic numbers in the atoms which is responsible for transmutation. This occurs in nuclear reacting.
Transmutation occurs in any process where the no. of protons or neutrons in the atom are changed. Transmutation occurs when conversion of one element occurs into others. There are three kinds of radiations gamma, beta, and alpha. Both beta and alpha are capable of transmutation as they are capable of changes in the atomic and mass numbers.Learn more about radiation:
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List some endurance training exercises.
Answers
Answer:
•Walking briskly
• Running /jogging
•Dancing
•biking
Why is gravity so weird?
Will mark as brain list
Answers
Answer:
No force is more familiar than gravity — it's what keeps our feet on the ground, after all. And Einstein's theory of general relativity gives a mathematical formulation for gravity, describing it as a “warping” of space.
The electric force between two charged balloons is 0.12 newtons. If the distance between the two balloons is halved, what will be the new force?
A.
0.03 newtons
B.
0.06 newtons
C.
0.36 newtons
D.
0.48 newtons
Answers
Answer:
d. 0.48
Explanation:
define force and its si unit
Answers
Explanation:
Push and pull of an object is called force.
SI unit of force is Newton
Fl-19 in florida, if your pwc is equipped with an engine cut-off lanyard, what must you do with it?
Answers
Answer: Attach it to clothing, personal flotation device or the person's person.
Explanation:
This particular Question or problem has to do with the rules and regulations or laws governing the use of Personal Watercraft(PWC) in the state of Florida in the United States of America. Hence, one of the rules that is applicable to the use of boats and waterways or the use of personal watercraft in Florida is that in florida, if ones pwc is equipped with an engine cut-off lanyard the person operating it must ATTACH IT TO THE CLOTHING, PERSONAL FLOATATION DEVICE IR THE OPERATORS' PERSON.
Another rule band the use of flammable personal flotation device with Personal Watercraft(PWC) in the state of Florida. All this rules and guildlines are made to limit or minimize hazards.