A) applying heat to the football
B) applying force to the football
C) changing the type of matter that the football is made of
D) changing the form of the football

A) organism
B) force
C) football
D) object

A) a throw
B) a force
C) many different sounds
D) a beam of light

A) make an object move
B) cause an object to slow down
C) change the direction of a moving object
D) cause an object to change form

A) it produces energy
B) it changes form
C) it changes shape
D) a force acts upon it

A) only a few times a year
B) only when you are awake
C) only when you are moving
D) all the time

A) friction
B) magnetism
C) sunlight
D) gravity

A) magnetism
B) gravity
C) friction
D) wind

A) speed
B) friction
C) magnetism
D) gravity

A) friction
B) magnetic force
C) solar wind
D) gravitational pull

A) movement
B) a push or pull
C) the pull of objects toward one another
D) the tendency of an object to resist a change in motion

A) movement
B) a push or pull
C) the tendency of an object to resist a change in motion
D) the pull of jects toward one another

A) the pull of objects toward one another
B) movement
C) a force that works against motion
D) the tendency of an object to resist a change in motion

A) the tendency of an object to resist motion
B) movement
C) a push or pull
D) a force that pulls objects toward one another