Types of Energy
Types of Energy I
Types of Energy II
Changes in Energy
Energy Resources
100
this word means work or force; some examples are potential and kinetic
energy
100
In a collision, force and time are ______ related
inversely
100
Riding a bike is an example of this kind of energy.
kinetic energy
100
Energy can not be created or destroyed, only changed into a different form of energy. This is known as _______
the law of conservation of energy
100
What is an energy resource that is replaced as fast as or faster than, it is used.
Renewable energy
200
Energy is measured in ______
Joules
200
If you imagine a drop of water about to fall down a waterfall, at the top of the waterfall the drop of water has this kind of energy.
Potential Energy
200
this form of energy cooks food in boiling water
thermal/heat energy
200
When is the kinetic energy the greatest on a roller coaster?
At the fastest speed
200
Fossil Fuels and Nuclear are examples of ...
nonrenewable energy resources
300
Which of the following is not a type of potential energy?
Gravitational, Elastic, Chemical, Thermal
Thermal
300
This type of energy is present in a battery.
Chemical Potential energy
300
This is the energy of motion.
kinetic energy
300
How can a roller coaster gain potential energy?
Go higher
300
List 5 Renewable energy resources
Hydroelectric, solar, wind, geothermal, and Biomass
400
List 2 things that are different between chemical and nuclear energy.
Nuclear energy has more energy
Chemical energy is stored between atoms as bonds
Nuclear energy is stored in the nucleus of an atom
400
Bending your knees, landing on a trampoline, or hitting an airbag all maximize the ______ of the collision while reducing the _______ of the collision.
time, force
400
Gas particles have the most ______ and move the _____.
energy, fastest
400
A hair dryer transforms _______energy to _____ & ________
electrical to sound and heat
400
What are the advantages and disadvantages of Wind energy
Advantage: Does not pollute, can be used in isolated areas
Disadvantages: Can be noisy, can be disruptive to wildlife, only generates electricity when the wind is blowing
500
What happens to the potential and kinetic energy as a ball rolls down a ramp?
Potential energy is converted to kinetic energy
500
music coming from the radio, your loud vacuum cleaner, people talking on tv are all examples of this type of energy
sound energy
500
This is stored energy.
potential energy
500
Where do plants get their energy to live?
From the sun
500
What percentage of the U.S. energy usage comes from renewable resources? Why is energy conservation important?
8% comes from renewable energy.
If people do not conserve energy, the nonrenewable energy resources will be depleted.