Gravity and Motion

Question 1

Which of the moon’s properties prevents it from being pulled inward by Earth?

Revolt · Accepted Answer

inertia

Question 2

Which statement best explains why objects are pulled toward Earth’s center?

Revolt · Accepted Answer

Earth has a much greater mass than objects on its surface.

Question 3

Which statement explains how gravity and inertia work together?

Revolt · Accepted Answer

They change the motion of objects.

Question 4

Which pair of factors affects the force of gravity between objects?

Revolt · Accepted Answer

mass and distance

Question 5

According to Newton’s first law, which characteristic of a moving object would remain constant if there were no other forces acting on it?

Revolt · Accepted Answer

speed

Question 6

Which statement explains how weight is different from mass?

Revolt · Accepted Answer

Weight is a measure of gravitational pull.

Question 7

Which action results from the combination of gravity and inertia working on the moon?

Revolt · Accepted Answer

the moon’s orbit around Earth

Question 8

A student is asked to describe the path of a paper airplane that is thrown in the classroom.Which statement best describes the path of the paper airplane?

Revolt · Accepted Answer

The paper airplane will create a curved path toward the floor as it is pulled toward Earth’s center.

Question 9

Which description explains how inertia changes the effects of gravity on objects in the solar system?

Revolt · Accepted Answer

prevents planets from pulling into one another

Question 10

Which statement describes how Earth compares to the moon?

Revolt · Accepted Answer

Earth has more inertia than the moon.

Gravity and Motion Answers

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