Force and Motion

A ____________ is any push or pull from one object to another. 

• motion
• force
• shove
• lift

______________________ is a lifting force caused by a difference in densities.

• buoyancy
• floating
• magic
• sinking

The four major forces that act on an airplane in flight are __________.

• drag, lift, thrust, weight
• drag, skid, gravity, fall
• lift, push, pull, incline
• drag, lift, friction, 

Friction is a force that opposes the ______________ of one object moving past another. 

• motion
• gravtitation
• movement

A pinata is an example of a __________________ force.

• balanced
• unbalance
• dangerous
• gravitational 

A car driving forward is an example of a(n) ________________ force. 

• balanced 
• unbalanced
• strong
• moving

Newton's first law is also known as the law of _______________. 

• gravity
• weight
• movement
• inertia

An example of an action and reaction force:

• a foot kicking a soccer ball
• a car hitting another car
• a baseball bat hitting a ball
• all of the above

Motion is a change in ___.

• time
• speed
• velocity
• position

3 m/s north is an example of a(n) ___.

• speed
• velocity
• position
• acceleration