Exothermic and Endothermic

When ammonium chloride dissolves in water the temperature falls. The type of energy change is described as?

• A. exothermic    

•  B. activated  

• C. decomposition            

• D. endothermic

Tags

NGSS.HS-PS3-4

• endothermic reaction

• exothermic reaction

Tags

NGSS.HS-PS1-4

This is when heat is absorbed, it is an

• Exothermic reaction

• endothermic reaction

• both

• none

Tags

NGSS.HS-PS1-4

Your hands get cold outside from not wearing gloves

• exothermic

• endothermic

• both

• none

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

Fireworks are an example of

• exothermic

• endothermic

• both

• none

Tags

NGSS.HS-PS1-4

Have you ever eaten sherbet sweets candy? 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.HS-PS1-4

NGSS.HS-PS3-4

In an endothermic reaction, heat is ...

• taken in

• given out

Tags

NGSS.HS-PS1-4

This is an example of an...

• Exothermic chemical reaction

• Endothermic chemical reaction

Tags

NGSS.HS-PS1-4

The bombardier beetle's hot spray is a result of an...

• Exothermic chemical reaction

• Endothermic chemical reaction

Tags

NGSS.HS-PS1-4

The energy released by exothermic reactions happens when...

• chemical bonds that release a lot of energy when they're formed are formed between atoms

• chemical bonds that require a lot of energy to break are broken

Tags

NGSS.HS-PS1-4