energy conversion

all devices that plug into wall outlet need ........ electrical

• electrical

• thermal

• chemical

• potential

the electrical energy is produced by changing some forms of energy

• true

• false

Tags

NGSS.MS-PS3-5

the following is an example of the fuel

• coal

• natural gas

• petroleum

• all of them

......... is a material that releases energy as heat when it burns.

• Wood
• Water
• Air
• Metal

Tags

NGSS.MS-PS3-4

the process of burning fuel to produce heat and light is called

• Photosynthesis
• Respiration
• Combustion
• Fermentation

Tags

NGSS.MS-PS1-2

the main source of almost all the fuels is ............

• Sun
• Wind
• Water
• Coal

Tags

NGSS.MS-ESS3-1

coal, oil and natural gas are formed due

• to the decomposition of plants and animals
• due to the evaporation of water
• due to the movement of tectonic plates
• due to the rotation of the Earth

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS3-1