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Enegy Test 2
Question | Answer |
---|---|
The ability to do work is called | Energy |
The energy associated with motion is called | kinetic energy |
What type of conservation is taking place when a stretched rubber band flies across the room. | Potential Elastic Energy to Kinetic Mechanical Energy |
When you rub your hands together on a cold day, you use friction to cover | Kinetic Mechanical energy to kinetic thermal energy |
An example of a fossil fuel is | Petroleum |
Fossil Fuels contain energy that originally came from | The sun |
When a fossil fuels are burned, their chemical potential energy is converted to | Thermal Energy |
Which of the following is an example of kinetic electrical energy being transformed to kinetic thermal energy? | A toaster |
Which of the following has kinetic energy? | A rolling bowling ball |
Unlike kinetic energy potential energy is... | Stored |
Potential energy that depends on height is called... | Gravitational potential energy |
Energy that is stored in a nucleus of an atom is called... | Nuclear Energy |
Electrons moving in a solar panel an example of... | Electrical Energy |
The law of conservation of energy states that when on form of energy is converted in to another, | No energy is destroyed in the process. |
A change from one form of energy to another is called... | An energy transformation |
Which of the following is not a renewable energy source? | Fossil Fuels |
Ultraviolet radiation, visible light, and microwaves are all examples of ... | Electromagnetic Energy |
A solar panel transforms.... | Nuclear to EM to electical energy |
A flashlight transform | Chemical to Electrical to EM energy |
At what point on the roller coaster does it have the greatest kinetic energy | B which is the X point where it has been falling the longest. |
Which letter represents where it has the greatest potential energy and why? | C Because its at the highest point. |
Which letter represents the greatest kinetic energy and why? | D because it has been falling for the longest time |
Which letter represents the position at which the basketball has the least potential energy | |
Nonrenewable | Petroleum, Coal, Natural Gas, Nuclear Fusion |
Renewable | Wind energy, Solar, Energy, Biomass, Hydro-power, and geothermal |
Name a renewable energy source a write a pro and con about it. | Pro: No pollution involved Con: Not very efficient |
Coal | Nuclear to EM to chemical |
Which letter represents the least kinetic energy and why? | Letter A because it is not moving. |