Exothermic or Endothermic?

In an exothermic reaction is heat taken in or given out?

• taken in

• given out

In an endothermic reaction, is heat taken in or given out?

• taken in

• given out

If a chemical reaction is exothermic, will the surrounding temperature increase, decrease, or stay the same

• Stay the same

• Increase

• Decrease

True or False: In an endothermic reaction the system is releasing energy.

• True

• False

Would the outside of a cold pack feel hotter or colder in an endothermic reaction?

• Hotter

• Colder

Endothermic or Exothermic: which occurs in a hand warmer?

• exothermic

• endothermic

Look at the picture, is this an exothermic or endothermic reaction?

• Endothermic

• Exothermic

Look at the picture, is this an exothermic or endothermic reaction?

• exothermic

• endothermic

Look at the picture, is this an exothermic or endothermic reaction?

• Endothermic

• Exothermic

Look at the picture, is this an exothermic or endothermic reaction?

• Exothermic

• Endothermic