Vocabulary
The ability to cause change
What is energy?
How can a roller coaster gain potential energy?
What is go higher?
Transfer of energy that takes place when you are walking on hot sand
What is conduction?
A flashlight changes chemical energy to __________ energy.
What is radiant (light) energy?
Energy of the particles that make up an object
What is thermal energy?
The energy of motion
What is kinetic energy?
If you imagine a drop of water about to fall down a waterfall, at the top of the waterfall the drop of water has this kind of energy.
What is gravitational potential energy?
Heat moves from ______________ to ______________ temperatures.
What is hotter to cooler?
A light bulb converts electrical energy into which of the following energy?
light (electromagnetic) only
thermal and light (electromagnetic)
thermal only
light and motion
What is thermal and light (electromagnetic)?
Energy from the vibration of particles
What is sound energy?
Stored energy
What is potential energy?
If two cars are traveling, one at 45 MPH and one at 80 MPH, which one has more kinetic energy?
What is 80 MPH (faster car)?
Transfer of thermal energy by electromagnetic waves
What is radiation?
A fire changes chemical energy to _________ and _____________ energy.
What is radiant and thermal?
Energy from charged particles carried in a current
What is electrical energy?
Thermal energy that cannot be used
What is waste energy?
What two factors affect kinetic energy?
What is mass and speed?
Transfer of thermal energy happening in the mantle of the earth
What is convection?
A hair dryer transforms _______energy to _____ ,________, & ________
What is electrical to mechanical, sound, and heat energy?
Energy stored and released in the nucleus of an atom
What is nuclear energy?
The Law of Conservation of Energy states that energy is never created or destroyed, it is only ________ from one form to another.
changed (transformed)
Energy transfers are ____________ because of the loss of thermal energy
What is inefficient?
Heat is measured by this unit of energy
What is Calorie?
A boy eating converts ____________ energy to ___________ energy
What is chemical to mechanical?
The SUM of all kinetic and potential energy
What is mechanical energy?