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2NT Science: Heat

Authored by Wenqing Yang

Science

10th Grade

Used 28+ times

2NT Science: Heat
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Answer explanation

Media Image

TB Pg 121:

11. Heat is a form of energy that flows from a region of higher temperature to a region of lower temperature until both regions reach the same temperature.

TB Pg 123:

17. Heat energy is transferred from the hotter object to the cooler object.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Chan Hao says: "The small fork is hotter than the large fork."

What can be concluded basead on this statement?

The small fork has gained less heat than the large fork

The small fork has gained more heat than the large fork.

The temperature of the small fork is higher than that of the large fork.

The temperature of the small fork is lower than that of the large fork.

Answer explanation

Media Image

TB Pg 123:

16. When two objects are at the same temperature, the object with the larger mass will have more heat energy.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

aluminium metal

oxygen gas

liquid water

They expand by the same amount.

Answer explanation

TB Pg 125:

3. Gases generally expand more than solids and liquids when heated, and contract more than slids and liquids when cooled.

https://youtu.be/iVAAnC9eeXk

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The graph shows the temperature changes when a beaker of water was heated.

At which point, A, B, C or D, was the heat source removed?

A

B

C

D

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Anaqi wanted to measure the temperature of a beaker of water.

Which set-up shows the correct position of the thermometer?

A

B

C

D

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A

B

C

D

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

There are gaps beween metal rails in a railway track as shown.

What happens to the gaps in hot weather?

The gaps become narrower because the metal rails contract.

The gaps become narrower because the metal rails expand.

The gaps become wider because the metal rails contract.

The gaps become wider because the metal rails expand.

Answer explanation

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