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Sps7 C And Sps7 D

Total questions: 21

Worksheet time: 12mins

Name
Class
Date
1.

Which material heats up quickest?

a)

Aluminium

b)

Concrete

c)

Diamond

d)

Glass

e)

Water

2.

Which material heats up slowest?

a)

Aluminium

b)

Concrete

c)

Diamond

d)

Glass

e)

Water

3.

Some 1kg of water and 1kg of diamond are heated to the same temperature. Which is true?

a)

They both require the same amount of energy

b)

The diamond needs around 8 times more energy

c)

The water needs about 8 times more energy

d)

The diamond heats up slower than the water

e)

The water ends up colder

4.

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

5.

2kg of water and 4 kg of water are heated to the same temperature. Which is true

a)

They both require the same amount of energy

b)

2kg needs twice as much energy than the 4kg

c)

4kg needs twice the energy the 2kg needs

d)

4kg needs 4 times the energy the 2kg needs

e)

The 2kg is hotter

6.

What is the equation for specific heat capacity?

a)

Q=mcΔθQ=mc\Delta\theta

b)

Q=mcΔθQ=\frac{mc}{\Delta\theta}

c)

Q=ΔθmcQ=\frac{\Delta\theta}{mc}

d)

Q=cΔθmQ=\frac{c\Delta\theta}{m}

e)

Q=mΔcθQ=m\Delta c\theta

7.

What are the units for specific heat capacity?

a)

J kg / °C

b)

J / kg / °C

c)

J / °C

d)

J / kg

e)

kg °C / J

8.
1kg of water cools from 100C to 20C. What is true
a)
It gives out 336 kJ
b)
It gives out 336 J of energy
c)
It takes in 336 kJ
d)
It takes in 336 J
e)
It doesn't take in or give out any energy
9.

What is happening between D and E?

a)

Melting

b)

Boiling

c)

Condensing

d)

Freezing

e)

Sublimation

10.

What is happening between B and C?

a)

Melting

b)

Boiling

c)

Condensing

d)

Freezing

e)

Sublimation

11.

What is happening between A and B?

a)

Melting

b)

Boiling

c)

Condensing

d)

Freezing

e)

None of these options

12.

What does a steep line show?

a)

High specific heat capacity

b)

Low specific heat capacity

c)

Nothing to do with specific heat capacity

13.

What does section B show?

a)

Melting

b)

Boiling

c)

Condensing

d)

Freezing

e)

None of these options

14.

What does section D show?

a)

Melting

b)

Boiling

c)

Condensing

d)

Freezing

e)

None of these options

15.

What does section C show?

a)

Melting

b)

Boiling

c)

Condensing

d)

Freezing

e)

None of these options

16.

What state is the matter in at E?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

e)

Not enough information to say

17.

What state is the matter between C and D

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

e)

Not enough information to say

18.

If  Q=mcΔθQ=mc\Delta\theta  , what is Δθ\Delta\theta   

a)

Δθ=Qmc\Delta\theta=\frac{Q}{mc}  

b)

Δθ=mcQ\Delta\theta=\frac{mc}{Q}  

c)

Δθ=Qmc\Delta\theta=Qmc  

d)

Δθ=mQc\Delta\theta=\frac{m}{Qc}  

e)

c=QmΔθc=\frac{Q}{m\Delta\theta}  

19.

2 kg of glass is given 84 000 J. What is the change in temperature?

a)

+50°C

b)

-50°C

c)

0°C

d)

+100°C

e)

-100°C

20.

2 kg of glass at a temperature of 20°C is given 84 000 J. What is the final temperature?

a)

+50°C

b)

-50°C

c)

-30°C

d)

70°C

e)

20°C

21.

5 kg of water at a temperature of 60°C gives out 210 kJ of energy. What is the final temperature?

a)

50°C

b)

70 °C

c)

60.01 °C

d)

59.99 °C

e)

60 °C