Forms of Energy 1
This type of energy is stored energy.
potential energy
This type of energy is moving energy.
kinetic
Mrs. Palka notices that not all of her potential energy stayed in the system and transferred to kinetic energy. What happened to the small part of energy that is missing?
It was transferred to heat energy
What are coal, natural gas, and oil examples of?
nonrenewable energy resources
True or false: sound cannot travel under water.
false
This form of energy is energy flowing through a current.
electrical energy
This form of energy is the ability to stretch.
elastic
Materials that conduct energy poorly (keep energy, like heat energy from transferring) are called what?
insulators
List the three types of Heat Transfer
Conduction, Convection, and Radiation
True or false: you cannot destroy energy.
true
True or False: Hydroelectricity is electricity made on wind farms
False.
T or F: Wind Energy, the uneven heating of the sun, makes sailboats move
True
These two forms of energy can come from a fire.
thermal (heat) and light (radiant)
Batteries are products of what type of energy?
chemical
A burning candle has these two forms of energy present.
light, heat
T or F: All conductors conduct heat the same way
False
These two things affect gravitational potential energy.
height and weight
With thermal energy, the faster the particles move, the ______ the temperature.
higher
When pulling back a rubber band, _______ energy transfers to _________ energy.
potential, kinetic
Which statement is the best way to describe frequency?
A. Frequency is how many times an object vibrates to make a sound
B. Frequency is how high or low the sound vibrations are.
Frequency is how loud or soft the vibrations are
A
Fill in the blanks:
The ___ an object vibrates, the ____ the pitch
faster; higher
Name at least 2 forms of energy found in cellphones.
electrical, sound, light, and thermal
The sun demonstrates these forms of energy.
light (radiant) and heat (thermal)
Annie pushed a heavy box across the floor. It doesn't move. What can she do
add more force
When you turn on an iron, _______ energy is transferred to ______ energy.
electrical, heat (thermal)