Heat/Energy Unit TEST REVIEW

The amount of energy required to raise the temperature 1ºC for every kilogram is called____?

• Thermal Energy
• Specific Heat
• Temperature
• Kinetic Energy

How does heat flow?

• Always from cold to warm
• Always from warm to cold
• Both warm to cold & cold to warm
• It depends on the temperature

A high specific heat means...

• It requires less energy to change temperature
• It requires more energy to change temperature
• It heats up very quickly

Which would take the MOST amount of heat to warm from room temperature to 80ºC?

• 25 g of water

   

• 75 g of water

   

The heat absorbed while a solid is melting is known as....

• heat of fusion

• heat of solid

• heat of liquid

• heat of vaporization

The amount of heat needed to change 1 gram of a substance from the liquid phase to the gas phase is ___

• Heat of Vaporization

• Boiling point

• Heat Energy

• Phase change

___________ is measured by the unit Joules.

• Heat energy
• Temperature
• Specific heat

How many Joules of energy are required to make 100 grams of ice at 0 ^οC completely melt?

• 200 J

• 400 J

• 33,400 J

• 2,000,000 J

How many Joules of energy are required to condense 45 grams of steam?

• 101700 J

• 400 J

• 33,400 J

• 15030 J

What type of process is happening as one moves along line segment B toward the right?

• An endothermic Process
• An exothermic Process
• The calorimetry process
• Nuclear fusion