Gravity Flashcards
0
Q
_____ and _____ affect the gravitational attraction between objects
A
Mass and distance
1
Q
What is gravity?
A
The force that pulls objects toward one another
2
Q
What is mass?
A
The amount of matter in an object
3
Q
What is weight?
A
Gravity’s force on a person or object on the surface of a planet
4
Q
What is free fall?
A
The only force is the unbalanced, gravity.
5
Q
Free fall is _______
A
Accelerating
6
Q
Air resistance
A
Fluid friction where there is an upward force on falling objects
7
Q
Terminal velocity
A
Air resistance equals the weight of the object
8
Q
Projectile
A
An object that is thrown
9
Q
Law of universal gravitation
A
The force of gravity acts between all objects in the universe
10
Q
No naked decimals
A
She’ll mark you off
