Variables
Study Guide #1- Gravity is the force of attraction between two objects with?
Mass
Study Guide #3: Gravity is a ________ not a _____________.
Pull, push.
Study Guide #11: ___________ is responsible for the motion of the objects within galaxies.
Gravity
Study Guide #2- What two variables determine the strength of the gravitational force of a planetary object?
Mass
Distance
Study Guide #4: Why would an astronaut be considered weightless in space?
Gravitational force decreases with more distance.
Study Guide #8: You live in what galaxy?
Milky Way
Study Guide #7- As one object moves away from another object, the gravitational force between them ________.
Decreases
Study Guide #5:
Definition of mass?
If you went to the moon, would your mass stay the same?
Amount of matter in an object or person.
Yes.
Study Guide #9: Unless an object is very massive, its gravity will be _________.
Weak (not as strong)
Study Guide #6: Gravity on the moon is about 1/6th of the gravity on Earth. Why?
Moon has less mass than Earth.
Study Guide #10: What best helps support the claim that gravity depends on mass in our solar system?
Objects with the biggest mass have the strongest pull (Sun, Jupiter)
Study Guide #12: Do human have a gravitational field?
Yes!