1st 9 week Review #2

What is water's freezing point?

• 0 F
• 32 C
• 50 C
• 0 C

What is the boiling point of water

• 0 C
• 100 F
• 50 C
• 100 C

What is happening at the boiling point?

• liquid to gas
• gas to liquid
• solid to liquid
• liquid to solid

What is happening at freezing point?

• gas to liquid
• solid to liquid
• liquid to solid
• liquid to gas

What is water's melting point?

• 32 C
• 0 C
• 32 F
• 0 F

What is happening at water melting point?

• liquid to gas
• solid to liquid
• gas to liquid
• liquid to soild

When does evaporation happen?

• gas to liquid
• liquid to solid
• solid to liquid
• liquid to gas

The temperature of water in a beaker measures 87 degrees Celsius.  How many more degrees must the temperature increase to reach the boiling point?

• 23 degrees Celsius
• 212 degrees Celsius
• 13 degrees Celsius
• 100 degrees Celsius

Which safety precaution must be taken when investigating the boiling point of water?

• Report any changes in temperature
• Make sure to record your data
• Always wear goggles
• Only use gloves and an apron

Is the temperature, 0 degrees Celsius, show the melting, freezing, or boiling point of water?

• freezing point
• melting point
• boiling point
• both freezing point and melting point