Roller Coaster Physics

Objects that are changing their speed or their direction are said to be 

• Energy
• acceleration
• speed
• unbalanced forces

This is a force that pushes an object in an inward direction

• acceleration
• centripetal force
• Force 
• Energy 

 The two most important forms for amusement park rides are kinetic and potential _____

• acceleration
• Friction
• force
• energy

A ______ is a push or a pull acting upon an object

• Acceleration
• force
• friction
• energy

__________ is a force that resists the motion of an object.

• energy
• Power
• centripetal force
• friction

Gravity causes free-falling objects on the Earth to change their speeds at rates of about 9.8 m/s each second.

• g -force
• energy
• acceleration
• friction

________is a tendency of an object to resist change in its state of motion

• inertia
• centripetal force
• energy
• force

____________ is the energy possessed by an object because of its motion.

• Power
• Force 
• energy
• kinetic energy

___________ is the energy possessed by an object because of its height above the ground.

• kenitic energy 
• Potential energy
• friction
• force

What is the fastest roller coaster in the U.S.

• Ghostrider
• Silver bullet
• Superman
• Kingda Ka