Grade 8 Chapter 5.4

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1.
1 point
What is the force of attraction between thing because of their masses?
2.
1 point
Why is all matter affected by gravity?
3.
1 point
Why don't you notice things move toward each other because of gravity?
4.
1 point
Why is Earth's gravitational force so large?
5.
1 point
What unbalanced force did Newton reason makes an apple fall?
6.
1 point
What unbalanced force did Newton reason makes the moon circle the Earth?
7.
1 point
What law describes how gravitational force, mass, and distance are related?
8.
1 point
What does the law of universal gravitation apply to?
9.
1 point
What happens to gravitational force as the mass of things increases?
10.
1 point
Why is an elephant harder to lift than a cat?
11.
1 point
Why does Earth's gravitational force affect you more than the sun's does?
12.
1 point
What happens to the gravitational force between two objects that move closer together?
13.
1 point
What happens to the gravitational force between two objects that move farther apart?
14.
1 point
What is the measure of the gravitational force on something?
15.
1 point
What is the amount of matter in an object called?
16.
1 point
If you moved to the moon, what would happen to your mass?
17.
1 point
If you were on the moon, what would happen to your weight?
18.
1 point
About how much is the moon's gravitational force compared to Earth's?
19.
1 point
What SI unit usually measures force?
20.
1 point
What SI unit usually measures weight?
21.
1 point
What SI unit usually measures mass?