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

What type of reaction occurs in a hand warmer ?

• exothermic
• endothermic

Tags

NGSS.HS-PS1-4

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

• Endothermic processes
• Exothermic processess

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

Tags

NGSS.HS-PS1-4

Is the combustion of gasoline endothermic or exothermic?

• Endothermic
• Exothermic

Tags

NGSS.HS-PS1-4

Do reactants in an endothermic reaction have a higher or lower energy than the products? 

• Higher
• Lower

Tags

NGSS.HS-PS1-4

Do the reactants in an exothermic reaction have a higher or lower energy than the products?

• Higher
• Lower

Tags

NGSS.HS-PS1-4

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-PS3-4