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Assessment

Presentation

Science

7th Grade

Practice Problem

Hard

Created by

Maimunah Maimunah

FREE Resource

7 Slides • 12 Questions

1

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2

Multiple Choice

What are the factors that affect the heat of an object?

1

Temperature of the object

2

Mass of the object

3

Type of object

4

Color of the object

3

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4

Multiple Choice

In the graph, what does point D represent in terms of the state of water?

1

Melting

2

Freezing

3

Boiling

4

Condensation

5

Multiple Choice

What are the different states of matter represented in the image?

1

Solid

2

Liquid

3

Gas

4

Plasma

6

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7

Multiple Choice

What is the formula for calculating latent heat?

1

L = Q/m

2

L = m/Q

3

L = Q*m

4

L = m+Q

8

Multiple Choice

What is the definition of melting and freezing?

1

Melting: change of state from solid to liquid

2

Freezing: change of state from liquid to solid

3

Latent heat: heat required to change the state of a substance

4

Calorimetry: measurement of heat transfer

9

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10

Fill in the Blank

Fill in the blank: The amount of heat required to change 1 kg of a substance from liquid to vapor at its boiling point is called ___ heat.

11

Multiple Choice

What is the process of condensation?

1

The process of changing from liquid to gas

2

The process of changing from gas to liquid

3

The process of changing from solid to liquid

4

The process of changing from liquid to solid

12

Multiple Choice

What is the definition of the boiling point?

1

The temperature at which a liquid turns into vapor

2

The temperature at which a solid turns into liquid

3

The temperature at which a gas condenses into liquid

4

The temperature at which a liquid freezes

13

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14

Multiple Choice

What are the methods to accelerate evaporation as mentioned in the text?

1

Pemanasan

2

Meniukan udara di atas permukaan zat cair

3

Memperluas permukaan zat cair

4

Memperkecl tekanan permukaan

15

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16

Multiple Choice

What are the three methods of heat transfer mentioned in the image?

1

Conduction

2

Convection

3

Radiation

4

Insulation

17

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18

Open Ended

Bagaimanakah cara hewan-hewan tersebut dalam menjaga kestabilan suhu tubuhnya?

19

Poll

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