Thermochemistry Review

What type of reaction occurs in a hand warmer

• exothermic
• endothermic

Tags

NGSS.HS-PS1-4

Exothermic reactions...

• Absorb energy
• Release energy
• Release Color
• Absorb Color

Tags

NGSS.HS-PS1-4

In an endothermic reaction, heat is ...

• taken in or absorbed
• given out or released 

Tags

NGSS.HS-PS1-4

• endothermic

• exothermic

Tags

NGSS.HS-PS1-4

• endothermic reaction

• exothermic reaction

Tags

NGSS.HS-PS1-4

Describe the substance between letters C and D. 

• Gas
• Liquid
• Melting
• Evaporating

Tags

NGSS.MS-PS1-4

Between which points is the temperature of the substance remaining constant?

• A-B only. 
• A-B, C-D, E-F
• B-C only. 
• B-C, D-E

Tags

NGSS.HS-PS3-4

True or false: melting and freezing occur at the same temperature.

• True
• False

Tags

NGSS.MS-PS1-4

Describe what is happening between letters D and E. 

• Gas
• Liquid
• Melting
• Evaporating

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Describe the substance between letters E and F. 

• Gas
• Liquid
• Melting
• Evaporating

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4