Frage 1
Frage
Choose of the following types of potential energy:
Antworten
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Sound Energy
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Thermal Energy
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Stored Mechanical Energy
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Gravitational Energy
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Radiant Energy
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Chemical Energy
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Nuclear Energy
Frage 2
Frage
When matter or an object is in motion, we say it is using ________ energy.
Antworten
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Potential
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Kinetic
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Nuclear
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Chemical
Frage 3
Frage
A swing has potential energy if it is
Antworten
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Swinging backwards
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Swinging up
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Sitting still
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In motion
Frage 4
Frage
Which lists items that ONLY represent chemical energy?
Antworten
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Batteries, bananas, gasoline
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Apple, sunlight, wood
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Bicycle, coal, straw
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Electricity, batteries, sound
Frage 5
Frage
A bicycle, stroller, and classroom door represent [blank_start]mechanical[blank_end] energy.
Antworten
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mechanical
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chemical
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radiant
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nuclear
Frage 6
Frage
What energy transformation is taking place in this picture?
Antworten
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Electrical to mechanical
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Mechanical to nuclear
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Thermal to radiant
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Radiant to chemical
Frage 7
Frage
The movement of atoms and molecules in matter creates warmth. What do we call that specific type of energy?
Antworten
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Nuclear Energy
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Thermal Energy
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Chemical Energy
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Solar Energy
Frage 8
Frage
Solar energy pass through the solar panel on this calculator to make it work. Which energy conversion is taking place?
Antworten
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Radiant to electrical
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Electrical to chemical
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Nuclear to thermal
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Mechanical to electrical
Frage 9
Frage
At which point is the kinetic energy the greatest?
Antworten
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At the first dot from left to right.
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At the last dot from left to right.
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At the third dot from left to right.
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At the sixth dot from left to right.
Frage 10
Frage
The energy transformation that is taking place when someone puts gas in their car to make it run is [blank_start]chemical[blank_end] energy to [blank_start]mechanical[blank_end] energy.
Frage 11
Frage
At what point does the coaster have the greatest potential energy?
Frage 12
Frage
Answering your cell phone transforms the chemical energy in your battery into which of the following (choose all that apply):
Antworten
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Radiant energy
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Chemical energy
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Sound energy
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Nuclear energy
Frage 13
Frage
The purpose of a nuclear power plant is to transform nuclear energy into electricity. This is done in steps starting with a nuclear reaction which generates heat to produce steam. The steam in turn is used to turn a generator which finally produces electricity. Which answer best illustrates these energy transformations?
Antworten
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Nuclear--> mechanical--> chemical --> electrical
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Thermal --> nuclear --> mechanical --> electrical
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Mechanical--> thermal--> nuclear --> electrical
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Nuclear--> thermal--> mechanical--> electrical
Frage 14
Frage
The [blank_start]Law of Conservation of Energy[blank_end] states that energy can never be created or destroyed, only transferred to different forms.
Frage 15
Frage
A hairdryer converts
Antworten
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electrical energy into chemical energy
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electrical energy into thermal energy
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chemical energy into mechanical energy
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thermal energy into mechanical energy
Frage 16
Frage
When you light a fireplace, the chemical energy changes into [blank_start]thermal[blank_end] energy.
Antworten
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thermal
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nuclear
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electrical
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mechanical
Frage 17
Frage
Miguel is making a picture frame. He sticks a nail into a piece of wood and hits the nail with a hammer. Which form of energy is not released when the hammer hits the nail.
Antworten
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Electrical
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Thermal
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Kinetic
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Sound
Frage 18
Frage
Which of the following is the "Law of Conservation of Energy"?
Antworten
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Energy can be created or destroyed but cannot be transformed.
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Energy cannot be created or destroyed and cannot be transformed.
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Energy cannot be created or destroyed but can be transformed.
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Energy can be created, destroyed, and transformed.
Frage 19
Frage
When the space shuttle launched, Donna felt the heat produced. Which form of energy was released in the launch that Donna is referring to?
Antworten
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Kinetic
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Sound
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Light
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Thermal
Frage 20
Frage
A group of sheep are grazing in the field. As they eat, the sheep break down the molecules int he grass, which release energy. The form of energy shown in this example is [blank_start]chemical[blank_end] energy.
Antworten
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chemical
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mechanical
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radiant
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sound