Vocabulary
How much something weighs is its _____.
Mass
True or False
Gravity is a force that pulls us back to Earth.
True
contact or non-contact
Playing tug-of-war with your friends.
contact
The amount of space between two things, or how far something travels, is an example of __________.
Distance
True or False
Force does not make things move
False
contact or non-contact
A magnet is an example of _____.
non-contact
Push and pull are examples of _______.
Force
True or False
Repulsion pulls objects together.
False, attraction is the force that pulls objects together.
contact or non-contact
Pushing your friend on the swing.
contact
Who studies how things move and work in the world around us?
Physicists
True or False
An object in motion can not change direction unless another force acts on it.
True
contact or non-contact
A person jumping on a trampoline and not floating away due to gravity.
non-contact