Unit 3 Test Review Game

What would be the effect on the particles if more heat is supplied to the system?

• They would slow down
• They would stop moving
• They would speed up
• There would be no effect

Tags

NGSS.HS-PS1-5

NGSS.HS-PS3-4

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

• Q = m Cp ∆T
• Q = m Cp
• Q =  ½ m v
• m = Q Cp

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

There are four cups of hot cocoa. The cup sizes are shown. The temperature of the cocoa in each cup is 25 degrees celsius. Which cup has the MOST thermal energy?

• Large cup (Trenta)
• Small cup (Tall)
• Venti
• All three are the same temperature so they have same thermal energy

Tags

NGSS.HS-PS3-4

A sample of iron receives 50 cal of heat energy that raises the temperature of the iron 25.0°C. If iron has a specific heat of 0.10 cal/g°C, what is the mass of the iron sample?

• 25 g

• 30 g

• 20 g

• 50 g

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

The specific heat(c) of copper is 0.39 cal/g °C. What is the temperature change(∆t) when 100 cal of heat(Q) is added to 20 grams?

• 12.82 °C

• 24.12°C

• 351 °C

• 35.6 °C

Tags

NGSS.HS-PS3-1

The temperature of an unknown piece of metal with a mass of 30.00 g changes from 25.0 °C to 35.0 °C when the metal absorbs 350.0 cal of energy. What is the specific heat of the metal?

• 1.17 cal/g°C

• -1.17 cal/g°C

• 0.857 cal/g°C

• -0.857 cal/g°C

Tags

NGSS.HS-PS3-4

Calculate the heat absorbed by 105.0 grams of water when it is heated to cook spaghetti. The initial temperature of the water is 20.0°C, and the final temperature of the water is 99.0°C. The specific heat of water is 1 cal/g•°C.

• 2100 cal/g°C

• 10,395 cal/g°C

• 8295 cal/g°C

• 1.33 cal/g°C

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

NGSS.HS-PS3-4

How many calories of heat are needed to raise the temperature of 10.0 g of aluminum from 33°C, if the specific heat of aluminum is 0.90 ca/g°C?

• 297 calories

• 0.003 calories

• 2.97 calories

• 3 calories

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

Which of the following would be the best material to use as a conductor because it would heat up and cool down quickly?

• Substance A: Cp = 0.46 cal/g^oC

• Substance B: Cp = 1.46 cal/g^oC

• Substance C: Cp = 4.46 cal/g^oC

• Substance D: Cp = 2.46 cal/g^oC

Which of the following is a unit of heat energy?

• grams

• amps

• watts

• calories