Energy Vocabulary
energy of motion
kinetic
When energy changes from one form to another it is referred to as...
Energy Transformation
Energy that is stored in the food we eat.
Chemical
What is the potential energy of a rock that has a mass of 100N that is sitting on top of a hill 300 meters high?
PE =m x g x h
294,000J
What is the source of light collected by solar panels?
sunlight
stored energy
Potential
A pull back car changes elastic energy into _______________________ energy.
Mechanical or kinetic
Energy that is transferred with the movement of electrical forces.
Electrical
What is the unit used for energy?
Joule
Source of energy from burning fossil fuels
heat or electricty
the ability to do work
energy
A solar panel on the roof of a house changes ___________ energy into ______________ energy.
light or radiant, electrical
Energy stored in the nucleus of an atom
Nuclear Energy
A flower pot with a mass of 3N is sitting on a windowsill 30 m from the ground. Does the flower pot have potential or kinetic energy?
Potential
What is the source of energy that causes a needle on a compass to move?
Magnetic
force that pulls an object toward the center of Earth
gravity
A bell ringing turns __________ energy into _______ energy.
mechanical, sound
The sun provides what two types of energy?
Heat and Light or Radiant
What is the number used for gravity when you use the potential energy formula?
9.8
Spinning blades like that of a giant fan that produces electricity.
Windmill
Energy cannot be created nor destroyed, only transformed
Law of Conservation of Energy
A battery that runs a moving car changes __________ energy into _____________ energy.
chemical , mechanical
Energy stored because of where it is placed, increases or decreases with height.
Gravitational Potential Energy
What is the kinetic energy of a bicycle with a mass of 14 kg traveling at a velocity of 3 m/s?
63 J
Sedimentary deposit composed predominantly of carbon that is readily combustible. Primarily used as fuel to generate electric power in the United States.
Coal