exothermic and endothermic reactions

In an exothermic reaction, heat is ...

• taken in

• given out

Tags

NGSS.HS-PS1-4

In an endothermic reaction, heat is ...

• taken in

• given out

Tags

NGSS.HS-PS1-4

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

• stay the same

• increase

• decrease

Tags

NGSS.HS-PS1-4

In an endothermic reaction the system is releasing energy.

• True

• False

During an endothermic reaction in a beaker if we are part of the surroundings and touched the beaker, it would feel _______. 

• warm

• cold

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

Is respiration an Endothermic or an Exothermic reaction?

• Endothermic

• Exothermic

Tags

NGSS.HS-LS1-7

NGSS.HS-PS1-4

Is photosenthysis an Exothermic or an Endothermic reaction?

• Exothermic

• Endothermic

Tags

NGSS.HS-LS1-5

What type of reaction is shown in the photo?

• Exothermic

• Endothermic

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

What happens to the bonds when 2 substances react

• They break so new bonds can form

• Nothing the bonds are too strong

• They change colour

Tags

NGSS.HS-PS1-4

NGSS.HS-PS1-7