change in speed or direction
acceleration
motion along a curve or through a circle
centripetal force
first roller coaster that introduced loops and a corkscrew track
Matterhorn
material that was used to build the first roller coasters
wood
Why is critical velocity important? What is it?
the speed needed at the top of a loop for a car to make it through the loop without falling off the track
What is a force?
push or pull acting upon an object
Where was the first true roller coaster introduced in the U.S.?
Coney Island
What is the unit of acceleration?
g
What is the sensation felt when no external force is acting upon your body?
weightlessness
What is the amount of energy stored by an object relative to its position?
potential energy
What is energy of motion?
kinetic energy
What is the force from the Earth that attracts objects?
gravity
speed and direction that an object moves
velocity
tendency of an object remain at rest
inertia
Which of Newton's laws is also known as the Law of Inertia?
Newton's 1st Law
What is Newton's 3rd Law?
For every action, there is an equal and opposite reaction
