Endothermic and Exothermic Chemical Reactions and Energy Profile

In an exothermic reaction, heat is ...

• taken in or absorbed

• given out or released

Tags

NGSS.HS-PS1-4

In an endothermic reaction, heat is ...

• taken in or absorbed

• given out or released

Tags

NGSS.HS-PS1-4

What type of reaction occurs in a hand warmer?

• exothermic

• endothermic

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

Is photosynthesis an exothermic or endothermic reaction?

• Endothermic
• Exothermic
• Neither

Tags

NGSS.HS-LS1-5

What instrument would you use to detect an endothermic or exothermic reaction?

• triple beam balance

• ruler

• thermometer

Tags

NGSS.HS-PS1-5

When a candle is lit hydrocarbons are combusting. An exothermic reaction is occuring. Energy is being _________________ .

• absorbed

• frozen

• destroyed

• released

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

What type of reaction is this?

• Endothermic
• Exothermic

Tags

NGSS.HS-PS1-4

In an endothermic reaction, energy is a

• reactant

• product

Tags

NGSS.HS-PS1-4

In an endothermic reaction, energy is a

• reactant

• product

Tags

NGSS.HS-PS1-4

What type of reaction has taken place?

• Endothermic

• Exothermic

Tags

NGSS.HS-PS1-4