Energy
Name two things that energy can make.
light, heat, sound, movement
What do we call things that make energy?
energy sources
What is one type of fuel?
wood, coal, food, gas, oil
What happens when you convert energy?
You change it.
What is the difference between potential and kinetic energy?
Kinetic energy has movement. Potential has no movement.
Where do we get most of our energy from?
the sun
Where does food energy come from?
the sun
Where do fossil fuels come from?
fossils
What part of the plant converts stored energy to stored energy?
leaves
When things move faster, what happens to the level of kinetic energy?
it increases.
What kind of energy is waiting to be used?
stored energy
What is the most important energy source for people?
food
How does fuel energy get released?
burning
How does coal become kinetic energy?
it is burned
How does potential energy become kinetic energy?
You covert it.
To have movement, you need what kind of energy?
kinetic.
What is one way that you know that something is running on electricity?
it is plugged in.
Name three reasons that we need fossil fuels.
cars, trucks, heaters, stoves
When is the stored energy in fuel released?
when the food is eaten
What is another name for potential energy?
stored energy
Name five things that we use electricity for.
light, heat, cars
What is inside batteries that gives out energy?
chemicals.
What creates fossils for fossil fuels?
dead plants and animals
What two things is the energy in food converted into?
heat and motion
Where do plants store energy?
tissue