Entropy & Energy

In an exothermic reaction, heat is ...

• taken in or absorbed
• given out or released

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

In an endothermic reaction, heat is ...

• taken in or absorbed
• given out or released 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What type of reaction occurs in a hand warmer

• exothermic
• endothermic

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

Is photosynthesis an exothermic or endothermic reaction?

• Endothermic
• Exothermic
• Neither

Tags

NGSS.MS-LS1-6

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

• Endothermic processes
• Exothermic processess
• None of these 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

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

• Stay the same
• Increase
• Decrease

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Is the combustion of gasoline endothermic or exothermic?

• Endothermic
• Exothermic

Tags

NGSS.HS-PS1-4

Is cellular respiration an Endothermic or an Exothermic reaction? [Hint: body is warm]

• Endothermic

• Exothermic

Reaction of oxygen with hydrogen:

0_{2 (g)} + 2H_{2 ------>} 2H₂0 + Energy

• endothermic

• exothermic

Photosynthesis reaction:

6CO₂ + 6H₂0 + Energy ------> C₆ H₁₂ 0₆ + 6O₂

• endothermic reaction

• exothermic reaction