Unit 5: Energy Conversion

Match these Conversions

• chemical to electrical

• 
• chemical to thermal and radiant

• 
• electrical to radiant and thermal

• 
• electrical to mechanical (sound)

• 

Tags

NGSS.MS-PS3-3

A device that converts electrical energy to radiant energy is (a)   .

• a blender
• a light bulb
• a bicycle
• a balloon

Consider a dryer. Once turned on, order the energy transfers.

• Thermal and Sound

• Electrical

• Mechanical

Tags

NGSS.MS-PS3-4

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NGSS.MS-PS3-3

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Law of Conservation of Energy states that

energy CANNOT be created and (a)   it​ can (b)   , which means the amount of energy in the universe is ​ (c)  

• energy CANNOT be destroyed
• only change forms
• energy can be destroyed 
• NOT change forms 
• constant
• variable 

Tags

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When gasoline is burned in a car engine ​ (a)   energy is converted into ​ (b)   energy.

• chemical potential
• mechanical (kinetic)

Tags

NGSS.MS-PS3-4

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Muscles convert chemical energy from food into (a)  

• light energy.
• nuclear energy.
• mechanical energy.

Tags

NGSS.MS-PS3-5

Pictured is a gas stove. The energy it begins with is

(a)   . This is converted into ​ (b)   once lit.

• coal and oil
• solar and wind
• chemical potential
• heat and light

Tags

NGSS.MS-PS3-4

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When a frog eats an insect, digestion converts it into energy the frog can use to hop. What type of energy conversion is taking place?

• chemical to mechanical

• mechanical to chemical

• chemical to electromagnetic

• electromagnetic to chemical

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Jugador has many gaming systems. For handheld devices like his Switch, the source of energy for the device is a battery. When he plays PlayStation and X-Box, those must be plugged into an electrical outlet.

Match the following sequences shows the correct transformation of energy?

• Chemical to mechanical

• 
• Elastic to mechanical

• 
• Electrical to radiant and sound

• 
• Chemical to electrical to radiant and sound

• 

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-3

Match these Conversions

• chemical to electrical

• 
• chemical to mechanical

• 
• electrical to thermal

• 
• electrical to mechanical

• 

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-3