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

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

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

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

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

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

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

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

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

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

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

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

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

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