Energy Transformation

During digestion, which of the following energy conversions occurs?

• Chemical energy to heat energy

• Electrical energy to chemical energy

• Mechanical energy to heat energy

• Heat energy to chemical energy

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Green plants use sunlight to make their own food in the form of glucose. This process, known as photosynthesis, is an example of which of the following energy conversions?

• Mechanical energy to thermal energy

• Radiant energy to chemical energy

• Chemical energy to mechanical energy

• Sound energy to radiant energy

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which energy transformation occurs in a toaster?

• chemical to electric
• electric to thermal
• kinetic to chemical
• thermal to potential

What machine changes electrical energy into light and sound energy?

• battery
• lightbulb
• alarm clock
• apple

Name the energy transformations taking place when you plug in a lamp and turn it on. 

• Mechanical to electrical
• Electric to radiant
• Chemical to mechanical to thermal

Tags

NGSS.HS-PS3-3

Electrical Energy is transferred to _____ Energy.

• Thermal
• Solar
• Electrical
• None

Tags

NGSS.HS-PS3-4

The picture showing the energy conversion

Chemical → heat

is:

• 
• 
• 
• 

Tags

NGSS.MS-PS1-6

NGSS.MS-PS3-3

The picture showing the energy conversion

Light → chemical

is:

• 
• 
• 
• 

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The picture showing the energy conversion

Chemical → light & heat

is:

• 
• 
• 
•