Free Printable TO1_Specfic heat capacity

1.

Heat will always transfer from the ___________ object to the ________ object.

a)

The hottest object to the coolest object.

b)

The coolest object to the hottest object.

c)

The solid object to the liquid object.

d)

The liquid object to the solid object.

2.

The measure of the average kinetic energy of the particles in an object is

a)

thermal equilibrium

b)

potential energy

c)

convection

d)

temperature

3.

The amount of heat that is required to raise the temperature of 1 g of material by 1 degree is known as

a)

specific heat

b)

temperature

c)

energetic force

d)

radiant energy

4.

Which will heat up faster?

a)

copper

b)

granite

c)

iron

d)

basalt

5.

Which will heat up slower?

a)

water

b)

lead

c)

granite

d)

iron

6.

If I heat up 2 pans of water one has 100 mL in it and one has 1000mL. Which one heats up the fastest?

a)

100 mL

b)

1000 mL

c)

They both heat up at the same speed

d)

They cool down.

7.

Which of the following best explains why the sand at the beach is hotter than the water?

a)

Sand has a higher specific heat than water.

b)

Sand has a lower specific heat than water.

c)

There is more water than sand at the beach.

d)

There is more sand than water at the beach.

8.

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

a)

50°

b)

0°

c)

100°

d)

150°

9.

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

a)

They would slow down

b)

They would stop moving

c)

They would speed up

d)

There would be no effect

10.

Copper, Stainless Steel, Carbon Steel, and Zinc were all heated using the same thermal energy. What material would be the coolest after being heated?

a)

Copper

b)

Carbon Steel

c)

Zinc

d)

Stainless Steel

11.

Specific heat of water is 4.18 J/g°C. Specific heat of wood is 1.760 J/g°C What material needs more heat energy to raise the temperature?

a)

Water

b)

Wood

c)

Both are same

12.

10 kg of aluminium is heated from 120C to 220C. How much energy is needed?

a)

8 970 000 J

b)

897 J

c)

8970 J

d)

89 700 J

e)

897 000J

13.

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

a)

12.82 °C

b)

24.12°C

c)

1.95 °C

d)

5128 °C

14.

What unit do you use to measure Thermal Energy?

a)

J/Kg ºC

b)

Kg

c)

ºC

d)

J

15.

A high specific heat means...

a)

It heats up quickly with energy added

b)

It requires more energy to change temperature

16.

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

a)

Q=mc∆t

b)

Q=mc

c)

Q= ½mv

d)

m=QC

17.

A substance with a high specific heat:

a)

Is always extremely hot.

b)

Requires a lot of energy to become hot.

c)

Is not heavy.

d)

Does not requires a lot of energy to become hot.

18.

A 10 kg block of copper is heated from 20°C to 80°C. If the specific heat capacity of copper is 0.39 J/g°C, how much heat is absorbed by the copper?

a)

2340 J

b)

23400 J

c)

234000 J

d)

2340000 J

19.

What is the formula for calculating specific heat capacity?

a)

$c = \frac{Q}{m \Delta T}$

b)

$c = \frac{m \Delta T}{Q}$

c)

$c = \frac{Q \Delta T}{m}$

d)

$c = \frac{m}{Q \Delta T}$

20.

The specific heat capacity of water is...

a)

$4,200\ Jkg^{-1}K^{-1}$

b)

$2,100\ Jkg^{-1}K^{-1}$

c)

$10,000\ Jkg^{-1}K^{-1}$

d)

$400\ Jkg^{-1}K^{-1}$

21.

The unit of specific heat capacity is...

a)

$Jkg^{-1}$

b)

$JK^{-1}$

c)

$J\degree C^{-1}$

d)

$Jkg^{-1}K^{-1}$

22.

Which statement defines the thermal capacity (heat capacity) of a solid body?

a)

the energy needed to melt the body without a change in temperature

b)

the energy needed to raise the temperature of the body by one degree Celsius

c)

the increase in the volume of the body when its temperature is raised by one degree Celsius

d)

the total amount of internal energy in the body

23.

A metal has a specific heat capacity of 360 J / (kg ⁰C). An object made of this metal has a mass of 2.0 kg.

What is the thermal capacity (heat capacity) of the object?

a)

180 J / ⁰C

b)

180 J / kg

c)

720 J / ⁰C

d)

720 J / kg

24.

It describes the state of two objects (or an object and its surroundings) that are at the same temperature so that there is no heat flow between them.

a)

thermal balance

b)

thermal equilibrium

c)

room temperature

d)

thermal stasis

25.

How much energy will it take to raise 3 kg of water by 5°C? (water has specific heat capacity of 4,200 J/kg °C.

a)

21,000 J

b)

31,500 J

c)

63,000 J

TO1_Specfic heat capacity

Total questions: 25

Worksheet time: 38mins

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