Show:
Equations
Types of Energy
Conservation of Energy
Roller Coaster
Problems
100
g
What is 9.81?
100
Energy of moving objects.
What is Kinetic energy?
100
This is true about the total energy of any object?
What is it always stays the same?
100
Energy the marble had at the top of the roller coaster.
What is PEg?
100
The GPE of an 25 kg object at 2.0 m.
What is 490.5 J?
200
The "m" in the GPE and KE equations.
What is mass?
200
Energy when an object is raised to a height.
What is Gravitational Potential Energy?
200
when one type of energy is changed into a different type.
What is energy transformation?
200
Energy the marble had at the bottom of the first hill.
What is kinetic energy?
200
The KE of a 200 kg car traveling at 10.0 m/s.
What is 10000 J?
300
The total energy of any object.
What is PE + KE?
300
Energy that makes your cell phones work
What is electrical energy?
300
Causes energy to be transformed into heat.
What is friction?
300
This is what is happening to the PE of the marble when it goes down the hill.
What is the energy is turned into KE?
300
The total energy of a 5 kg object that is at a height of 3m and is falling at 6m/s
What is 237 J?
400
GPE equation
What is m*g*h
400
Energy that is given to an object when it is moved some distance with some force.
What is work?
400
Sources of energy loss from the bouncing ball activity.
What is sound and heat?
400
This causes energy to appear "lost"
What is friction?
400
The speed at the bottom of a 8kg bowling ball that is dropped from a height of 2m.
What is 6.3 m/s?
500
KE equation
What is 1/2m*v^2?
500
Energy from the sun.
What is light energy?
500
Energy can be neither ______ or _______.
What is created or destoryed?
500
This is where the marble has the most speed on a roller coaster.
What is the lowest point (bottom)?
500
The speed at the bottom of a 50 kg person that is falling at 4 m/s at a height of 15m.
What is 17.6 m/s?