Endothermic & Exothermic Processes

In an endothermic reaction the system is releasing energy.

• True
• False

In an exothermic process, the surroundings are are gaining energy.

• True
• False

Tags

NGSS.HS-PS1-4

• -65*C

• 75*C

• 10*C

• 65*C

What type of reaction is this?

• Endothermic

• Exothermic

• Allergic

Tags

NGSS.HS-PS1-4

What type of reaction is this?

• Endothermic

• Exothermic

• Allergic

Tags

NGSS.HS-PS1-4

Ice cream melting is an example of an __________ process.

• endothermic

• exothermic

Sweating is an __________________ process because heat is released.

• endothermic

• exothermic

Tags

NGSS.HS-PS3-4

What is the specific heat of water?

• 4.184 J/gC

• 1.00 cal/gC

• All of the above

• none of the above

When heat flows from system to the surroundings that is an example of an ________________ process.

• exothermic

• endothermic

Tags

NGSS.HS-PS3-4

The law of conservation of energy states that

• in any chemical or physical change, energy cannot be created or destroyed, only changed in form.

• heat changes occur during chemical and physical changes.

• energy is the capacity to do work or to supply heat

• there are two types of energy, kinetic and potential

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2