Endothermic and Exothermic

In an exothermic reaction, heat is ...

• taken in
• given out

In an endothermic reaction, heat is ...

• taken in

• given out

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

• Stay the same
• Increase
• Decrease

Baking bread and cooking an egg are examples of....?

• Endothermic processes
• Exothermic processess
• None of these 

____ reactions usually feel cold.

• endothermic

• exothermic

What type of reaction is shown in the photo?

• Exothermic
• Isothermic
• Endothermic
• None of the  above

_____ reactions usually feel hot!

• endothermic

• exothermic

A student mixed two chemicals to allow them to react. The temperature before the reaction was 25 ° C. The temperature after the reaction was 18° C. Which of the following is true?

• It is an exothermic reaction

• It is an endothermic reaction

HCl reacts with Zn giving off heat

• endothermic
• exothermic

The initial temperature was measured to be 20^oC and the final temperature was 10^oC. The reaction was

• exothermic

• endothermic