Solar panels turn electromagnetic energy into ___________
energy.
What is electricity?
100
Combustion of coal is an example of _________________ energy turning to thermal energy.
What is chemical
200
energy of motion
What is kinetic energy
200
lightning is a type of
What is electrical energy
200
True or false: Cold can move from one place to another.
What is false
200
Solar panels are also called ___________________ cells.
What is photovoltaic?
200
The first electrical generator used the power of ___________________ to turn a wheel.
What is falling water
300
energy from chemical bonds
What is chemical energy
300
the sunlight is a type of
What is electromagnetic energy
300
Heat is the _________________ of kinetic energy from a warmer to a colder place
What is movement or flow
300
Cell phones turn electrical energy into
a) chemical b) electromagnetic c) nuclear
What is electromagnetic
300
To calculate gravitational potential energy, you multiply _______________ X height of the object.
What is mass
400
energy something has from being stretched or squeezed
What is elastic potential energy
400
squeezing a spring is an example of
What is elastic potential energy
400
When you drop an ice cube into water
a) energy flows from the water to the ice cube
b) energy flows from the ice to the water
c) sometimes a and sometimes b
What is A
400
In an electric pencil sharpener, electrical energy is turned to ________________
What is kinetic (or mechanical) energy
400
Look at the roller coaster picture. Where does the cart have the lowest potential energy?
What is C?
500
energy something has from being up above the Earth
What is gravitational potential energy
500
your toaster makes this kind of energy
What is thermal energy
500
When you put water into the freezer to make ice cubes,
a) energy moves out of the water into the air in the freezer
b) energy moves out of the air in the freezer into the water
c) sometimes a and sometimes b
What is A
500
Mechanical energy is the sum of what two types of energy?
What is kinetic and potential?
500
Where does the cart have the greatest kinetic energy?