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50 questions
This is a force that moves a roller coaster car down the tracks.
push
magic
gravity
slide
Energy is never created or destroyed. This is the...
Energy Hypothesis
Law of Conservation of Energy
Energy Law
Energy's First Principle
Where would potential energy be the greatest on an old wooden roller coaster that only has one chain pulled hill.
at the bottom of the smallest hill
at the top of the smallest hill
at the top of the largest hill
at the bottom of the largest hill
GPE (Gravitational Potential Energy) =
mass x velocity
height x velocity
height x mass x gravitational constant
height x velocity x gravitational constant
Kinetic energy is
energy an object has when a battery is attached
energy of an object that's not moving
energy of an object that's plugged in
energy of an object in motion
Where on a wooden roller coaster that has one chain pulled hill, would the greatest kinetic energy exist.
bottom of the first hill
bottom of the last hill
the first curve
the last curve
What location is KE= PE?
A
B
C
D
The higher the position the ____ the KE and the ______ the PE.
Less/ more
more/ less
The faster the speed the __________ the PE and the ________ KE.
more/ less
less/ more
A basketball player throws a ball at 6m/s, and the ball has a weight of 29.4 N. Find the KE.
9 J
5186 J
176 J
18 J
A car traveling 30 m/s has a mass of 200 Kg. What is the KE of the car?
6000 J
90,000 J
9000000 J
6000000 J
What is the formula for KE?
weight x height
mass x height
1/2 x velocity x mass 2
1/2 x mass x velocity 2
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