Exothermic & Endothermic Reactions

When iron get rusty, heat is released.  What process is this?

• Endothermic Reaction
• Exothermic reaction

Photosynthesis is an example of...

• Endothermic Reaction

• Exothermic Reaction

In an exothermic reaction, heat is...

• taken in/absorbed

• given out/released

In an endothermic reaction, heat is...

• taken in/absorbed

• given out/released

Which of these processes is always exothermic?

• 
  A. evaporation

• B. melting

• C. insulation

• D. burning

What type of reaction is shown in the photo?

• Endothermic Reaction

• Exothermic Reaction

• None of the above

What is the main difference between endothermic and exothermic reactions?

• Endothermic reactions absorb heat, exothermic reactions release heat

• Endothermic reactions release heat, exothermic reactions absorb heat

• There is no difference