Forms of Energy I
Which energy is given off when a cell phone rings?
sound energy
Riding a bike is an example of this kind of energy.
kinetic energy (the energy of motion)
What is it called when an object is heated directly? (Physically touching)
Conduction
How does sound travel?
Through waves
______ energy is the only source of energy we can see.
Light Energy
this form of energy cooks food in boiling water
thermal/heat energy
What is it called when heat moves through space to warm an object?
Radiation
a light bulb converts electrical energy into which of the following energy?
light only
heat and light
heat only
light and motion
heat and light
This is the energy of motion.
kinetic energy
What energy CHANGE takes place when someone plugs a radio into an electrical outlet?
light energy changes to sound energy
sound energy changes into electrical energy
electrical energy changes into sound energy
chemical energy changes into sound energy
Electrical energy changes into sound energy
What is it called when an object is heated using a liquid or gas?
Convection
What changes in a sound wave when the sound is LOUDER? Height or Width?
Height
Energy at rest is what kind of energy?
potential energy
What is the name for the energy we harness from moving water?
Hydroelectric
How does heat travel? From the warmer object to the cooler object or from the cooler object to the warmer object?
From warm to cold
If you put rice on top of a speaker playing loud music, the rice would bounce up and down. Why is this?
Energy can cause motion.
Energy that is the SUM of kinetic and potential energy
Mechanical 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
music coming from the radio, your loud vacuum cleaner, people talking on tv are all examples of this type of energy
sound energy
What happens to the pitch when you blow into a straw and then cut it and blow into it again?
The pitch gets higher.