Exothermic and Endothermic

What term is given to a reaction which transfers heat energy to the surroundings?

• Endothermic

• Reversible

• Exothermic

• Exotermic

Tags

NGSS.HS-PS1-4

In an endothermic reaction, energy is _________.

• absorbed

• released

Tags

NGSS.HS-PS1-4

_____ reactions usually feel hot!

• endothermic

• exothermic

Tags

NGSS.HS-PS1-4

____ reactions usually feel cold.

• endothermic

• exothermic

Tags

NGSS.HS-PS1-4

Endo means in or _______.

• absorbed

• released

Tags

NGSS.HS-PS1-4

Exo means out or ________.

• absorbed

• released

Tags

NGSS.HS-PS1-4

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

• triple beam balance

• ruler

• thermometer

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS1-6

'Have you ever eaten sherbet sweets? They fizz in your mouth and your tongue feels cold. Why do you think that is?'

• It is an exothermic reaction
• It is an endothermic reaction
• It is made of ice
• It is dissolving your mouth

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-2

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

If a chemical reaction is EXOTHERMIC, the temperature would....

• Stay the same
• Increase
• Decrease

Tags

NGSS.HS-PS1-4