What three things does combustion need?

• Fuel, oxygen, water

• Fuel, oxygen, heat

• Heat, oxygen, fire

Conservation of Energy says that...

• energy can be created

• energy can be destroyed

• energy can be transformed

Tags

NGSS.HS-PS3-3

When burning a fire, if I remove Oxygen, then the fire will...

• no longer burn

• keep burning

• EXPLODE

Combustion is needed for __________________ inside your body.

• photosynthesis

• cellular respiration

• mitosis

Tags

NGSS.HS-LS1-7

Exothermic reactions release heat into the surroundings, so you observe a...

• temperature increase

• temperature decrease

• no temperature change

Tags

NGSS.HS-PS1-4

Endothermic reactions absorb heat into its atoms, so you observe a...

• temperature increase

• temperature decrease

• no temperature change

Tags

NGSS.HS-PS1-4

Endo means within. Endothermic reactions

• Release heat

• Absorb heat

• Absorb coldness

Tags

NGSS.HS-PS1-4

Exo means outside. Exothermic reactions

• Release heat

• Absorb heat

• Absorb coldness

Tags

NGSS.HS-PS1-4

True or False: Combustion is needed for cars that run on gasoline to move.

• True

• False

Tags

NGSS.HS-PS1-4

What are the products of cellular respiration?

• Sugar and Oxygen

• Carbon Dioxide, Water, and Energy

Tags

NGSS.HS-LS1-7