RETEST PHASE CHANGE QUZ

In which region(s) does temperature increase?

• Region C only

• Regions B and D

• Regions A, C, and E

• Regions A and B

Describe the substance at letter A.

• Solid

• Liquid

• Melting

• Evaporating

NaCl was heated starting at an initial temperature of 0°C. The heating curve is shown in the picture. What is the melting point of this substance?

• 0°C

• 801°C

• 1000°C

• 1465°C

What state of matter is Y?

• solid 
• liquid
• gas
• supercritical fluid

What state of matter?

• Solid

• Liquid

• Gas

• Plasma!!!

What state of matter?

• Solid

• Liquid

• Gas

What is the phase change that occurs from E to F?

• sublimation

• deposition

• melting

• freezing

During this state, matter conforms to the shape of its container, but will NOT expand it.

• solid

• liquid

• gas

• matter

The process by which a solid is converted into a gas without entering a liquid phase is known as...

The process by which a liquid is converted into a solid is called...