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Q2wk2-gp1-module 23

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Calculus-based Physics 1: (it6100)

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What I Have Learned Q2Wk2 - SITUATION/PROBLEM SET NO. 1 - GRAVITY I. Directions: Answer each question briefly & with the most appropriate response. Please work independently, copying is never allowed.

  1. The acceleration of objects on the surface of the moon is only 1/6 of the 9 m/s 2. From this fact is it correct to conclude that the mass of the moon is therefore 1/6 the mass of the Earth?
  2. Explain how gravitational attraction happens in the occurrence of tides. Why is not there one tide everyday instead of two tides everyday?
  3. From a point of view at the sun, does the moon circle Earth, or does Earth circle the moon?
  4. We can think of a force field as a kind of extended aura that surrounds a body, spreading its influence to affect things. As an electric field affects electric charges, and a magnetic field affects magnetic poles, what does a gravitational field affect?
  5. Where is your weight greatest, at the surface of Earth, deep below the surface, or above the surface? Explain why? II. PROBLEM SOLVING: Write the given, required, formula, and the solution to each problem, then box your final answer in ball pen.
    1. If two balls of mass 0 each has a distance 0 distance between them, determine the gravitational force
    2. Find the force a 67 man would experience while standing on the surface of each of the following planets. Show your solutions! Planets Mass Distance Force (N) Earth 5 x 10 24 kg 6 x 10 5 m Mars 6 x 10 23 kg 3 x 10 5 m Pluto 5 x 10 23 kg 4 x10 5 m
    3. A 500g metal ball is brought to the moon. What is its weight on Earth? on the moon? What is its mass on Earth? on the moon?
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Q2wk2-gp1-module 23

Course: Calculus-based Physics 1: (it6100)

56 Documents
Students shared 56 documents in this course
Was this document helpful?
What I Have Learned
Q2Wk2 - SITUATION/PROBLEM SET NO. 1 - GRAVITY
I. Directions: Answer each question briefly & with the most appropriate response. Please work
independently, copying is never allowed.
1. The acceleration of objects on the surface of the moon is only 1/6 of the 9.8 m/s2. From this fact is it correct to
conclude that the mass of the moon is therefore 1/6 the mass of the Earth?
2. Explain how gravitational attraction happens in the occurrence of tides. Why is not there one tide everyday
instead of two tides everyday?
3. From a point of view at the sun, does the moon circle Earth, or does Earth circle the moon?
4. We can think of a force field as a kind of extended aura that surrounds a body, spreading its influence to affect
things. As an electric field affects electric charges, and a magnetic field affects magnetic poles, what does a
gravitational field affect?
5. Where is your weight greatest, at the surface of Earth, deep below the surface, or above the surface? Explain
why?
II. PROBLEM SOLVING: Write the given, required, formula, and the solution to each problem, then box your final
answer in ball pen.
1. If two balls of mass 0.3kg each has a distance 0.3m distance between them, determine the gravitational
force
2. Find the force a 67.5kg man would experience while standing on the surface of each of the following planets.
Show your solutions!
Planets
Mass
Distance
Force (N)
Earth
5.98 x 10 24 kg
6.337 x 105 m
Mars
6.34 x 10 23 kg
3.43 x 105 m
Pluto
5 x 1023 kg
4 x105 m
3. A 500g metal ball is brought to the moon. What is its weight on Earth? on the moon? What is its mass on
Earth? on the moon?