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2nd SW #7 Forms of Energy
供稿人: Ruble
1.
Radiant (light) energy is:
stored in the chemical bonds of compounds
carried by light and other electromagnetic waves.
created by the splitting or combining of atoms.
carried by sound waves
2.
Mechanical energy is:

energy an object has because of its position
inside a gravitational field.
is produced by nuclear energy
the energy objects have because of its motion
or position.
carried by sound waves
3.
Thermal energy is:

always produced first by electricity
stored in the chemical bonds of compounds
 heat energy, and is related to the temperature 
of a substance.
only produced in a campfire
4.
Energy can never be created or destroyed, only
transferred or transformed from one thing to another
is the:
Law of energy consumption
Law of transforming energy
Law of energy creation and destruction
Law of conservation of energy
5.Complete the cornstarch fireball energy transformation
                                             Sound
                                             Light                                       
chemical, thermal
thermal, mechanical
light, chemical
chemical, light
6.Your cell phone light works because of energy transformation from:
light to electrical
chemical to electrical to radiant (light)
electrical to thermal
light to chemical
7.In simplest terms, the potato launcher demonstratedwhich of the following energy transfers?
mechanical to chemical to electrical
sound to mechanical to chemical
electrical to chemical to mechanical
chemical to electrical to light
8. What kind of energy?
Thermal
 Mechanical
Electrical
Radiant
9. What kind of energy does this device use?
Nuclear
Chemical
Mechanical
 Electrical
10. An atom splitting and releasing energy is an 
      example of :
Chemical energy
Sound energy
 Nuclear energy
Mechanical energy
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