Which of the following energy resources is nonrenewable?
A. natural gas
B. geothermal
C. biomass
What is A. natural gas.
100
Name 3 forms of renewable energy.
What is wind, solar, biomass, hydro, or geothermal.
100
Which of the following has the most potential energy?
A. An apple falling from a tree
B. An arrow being stretched on a bow.
C. A kid running
What is B. An arrow being stretched on a bow.
100
Which of the following is an example of kinetic energy?
A. A dog sitting
B. A glass sitting on the table
C. An apple falling from a tree
What is C. an apple falling from a tree
100
What is a renewable resource?
What is a natural resource that can be replaced by natural processes as quickly as it is being used.
200
Which energy resource is most likely to be depleted?
A. Wind
B. Fossil Fuels
C. Biomass
What is B. Fossil Fuels
200
What is a disadvantage of using hydropower?
What is increased potential for flooding, disruption of ecosystems, must be located next to a river.
200
When does a yo-yo have the most potential energy?
A. When its wound up in your hand.
B. When its falling towards the ground.
C. When its bouncing back up towards your hand.
What is A. When its wound up in your hand.
200
True or false. When a car stops moving is the kinetic energy destroyed?
What is false, energy cannot be created or destroyed. The kinetic energy changes to potential energy.
200
What is potential energy?
What is stored energy that is waiting to be used.
300
Name 2 disadvantages to using fossil fuels?
What is they are nonrenewable, the cause smog when burned, they cause acid rain.
300
What is the disadvantage of using wind energy?
What is the weather has to be windy.
300
True or False. The more massive the object, the less potential energy it has.
What is false.
300
As a car rolls down a hill what happens to the kinetic energy?
What is the kinetic energy increases.
300
What is a nonrenewable resource.
What is a natural resource that is being used up faster than it can be replaced by natural processes.
400
Why is nuclear energy a nonrenewable resource?
What is once we run out of uranium atoms we will not have any more.
400
What is a disadvantage of using geothermal energy?
What is must be located near an underground hot spot and waste water can damage the soil.
400
When would a car have the most potential energy:
A. When it goes down a hill.
B. At the bottom of the hill.
C. At the top of the hill.
What is C, at the top of the hill.
400
Which is an example of kinetic energy being changed into potential energy?
A. A book sitting on the edge of a desk.
B. A bike being rode to the top of a hill.
C. A ball rolling down a hill.
What is B. a bike being rode to the top of a hill
400
What is kinetic energy?
What is energy in motion.
500
Explain the process of how fossil fuels are turned into electricity.
What is fossil fuels are burned to heat water. The water produces steam. The steam turns the turbine of a generator to produce electricity.
500
Explain the process of how geothermal energy is used to produce electricity.
What is underground hot spots boil to produce a steam that turns a turbine of a generator to produce electricity.
500
As a sky diver jumps out of an airplane what happens to his potential energy?
What is the potential energy is converted to kinetic energy.
500
What happens to the kinetic energy in a pendulum when it stop briefly at the top of a swing before switching directions and swinging the other way?
What is the kinetic energy gets transformed to potential energy.
500
What is biomass?
What is organic matter, such as plants, wood, and waste that can be burned to release energy.