Specific Heat & Calculations Bell Review

A high specific heat means...

• It heats up quickly with energy added
• It requires more energy to change temperature

The symbol for specific heat is .......

• Cp

• Q

• m

• t

What  is the formula to calculate heat energy required to raise the temperature of any substance?

• Q=mc∆t
• Q=mc
• Q= ½mv
• m=QC

How many joules of heat are needed to raise the temperature of 10.0 g of aluminum from 22.0°C to 55.0°C, if the specific heat of aluminum is 0.903 J/g°C?

• 298 Joules

• 0.003 Joules

• 297 J/g°C

• 1379J

When a piece of aluminum foil is taken out of the oven and cools from 100° to 50°, What is the change in temperature?

• -50°

• 0°

• 100°

• +50°

If you have 20.0 g of water and the temperature changes from 25.0° C to 20.0° C, how much heat energy (Q) moves does the water absorb??

• 418 Joules

• 2090 J

• 83 J

• 100J

How many Joules of energy are required for 10 grams of water to increase temperature from -2 C to water at 20 C?

• 1839 J

• 752 J

• 3340 J

• 918 J

What does temperature measure?

• Heat of Molecules
• ºC
• Average Kinetic Energy of Molecules
• Thermal Energy

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

• Thermal Energy
• Specific Heat
• Temperature
• Kinetic Energy

Copper, Stainless Steel, Carbon Steel, and Zinc were all heated using 10,000 JOULES of thermal energy.  What material would be have the LARGEST change in temperature?

• Copper
• Carbon Steel
• Zinc
• Stainless Steel