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Energy 101
Kinds of Energy
Energy Energy Energy
Sources of Energy
Energy and Fossil Fuels
100
The ability to do work by moving or changing matter is called _________.
energy
100
When energy is being actively used to move or change matter, it is called ______________.
kinetic energy
100
Wood can be used as _________.
fuel
100
The major source of energy for the Earth is the ______.
sun
100
Coal, oil, and natural gas are examples of ______________.
fossil fuels
200
What kind of energy is also called stored energy?
potential energy
200
What are some examples of potential energy?
batteries, flower bulbs, unlit matches, standing on the edge of the diving board, gasoline
200
What is a tool used to measure temperature called?
a thermometer
200
What major source of energy gives us both heat and light?
the sun
200
One advantage of fossil fuels is _____________.
We have a large supply of them
300
What kind of energy is also called energy of motion?
kinetic energy
300
What are some examples of kinetic energy?
jumping rope, a growing plant, burning matches, diving off the diving board, a moving car
300
What kind of resouce is wood?
renewable
300
What is measured in degrees Celsius or degrees Fahrenheit?
temperature
300
What are the three uses of fossil fuels?
to run all types of machines, to heat buildings, to produce electricity
400
The energy in most cars comes from ________.
oil
400
What kind of energy is often produced when energy changes form?
heat energy (thermal energy)
400
The force of flowing water and wind can be used to generate _______________.
electricity
400
Which energy source will NOT cause air pollution?
renewable energy
400
What are formed over millions of years from decaying remains of plants and animals?
fossil fuels
500
A dog gets the energy it needs to run from ____________.
food
500
What is a measure of thermal energy?
temperature
500
SUN-GRASS-COW-__________-HUMAN What is missing from the chain above?
MILK
500
Which energy source costs less to use now?
nonrenewable energy
500
What warms most of the air, water, and land on Earth?
sunlight