Energy unit of measurement
What is Joules?
stored energy
What is potential energy?
The ability to do work or cause change
What is energy?
A roller coaster has 100% potential energy at this position
What is at the top of the first hill
A baseball hit over the fence has this energy
A) Kinetic
B) Potential
C) Both
What is both
Kinetic energy is _________ energy
What is moving (motion)?
In a waterfall, potential energy at the top is transferred to ___________
What is kinetic energy?
PE + KE = _______________ or total energy (TE)
What is mechanical energy (ME)?
A roller coaster has 100% kinetic energy at this position.
At its very lowest point
A boulder sitting at the edge of a cliff has this type of energy
A) Kinetic
B) Potential
C) Both
What is potential
In order to give a ball more kinetic energy, you must _____________________?
What is increase mass or speed?
A diver has the most potential energy____________
A) Before he/she leaves the diving board
B) Right before he/she hits the water
c) Once he/she goes under the water
What is before he/she leaves the diving board
To conserve something
What is to keep it the same ?
A roller coaster has this energy when it is moving, but is neither at the highest or lowest point in the ride.
A) kinetic
B) Potential
C) Both PE and KE
What is both PE and KE
A basketball passing through a hoop has this type of energy
A) Kinetic
B) Potential
C) Both
What is both KE and PE
Kinetic energy of a ball at the bottom of a hill is equal to ________.
What is potential energy at the top?
Two factors that affect the amount of gravitational potential energy an object has are __________ and _______.
What what height and mass?
Energy is not created or destroyed but ___________.
What is transformed? (or changes forms)
The total number of _________ of energy of any object never changes, it just changes from one form to another.
What is joules
An acorn hanging from an oak tree has this type of energy
A) Kinetic
B) Potential
C) Both
What is potential
PE + KE =
What is TE (Total Energy)
The FORCE that affects GPE (gravitational potential energy) is __________
What is gravity
An object's __________energy never changes
What is total energy
A ball rolling across the ground has this type of energy.
A) Kinetic
B) Potential
C) Both
What is Kinetic
Total energy in any closed system (human body, roller coaster etc.) remains constant.
What is The Law of Conservation of Energy