Free Printable heat-9 class x

Worksheets

heat-9 class x

Total questions: 15

Worksheet time: 17mins

Name

Class

Date

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

The specific heat is the amount of energy needed to raise the temperature one degree Celsius of 1 gram of a substance.

True

False

What is the symbol for Thermal Energy?

The symbol for specific heat is .......

Water has a specific heat of 4184 J/KgºC. Wood has a specific heat of 1760 J/KgºC. What material needs more energy to raise the temperature 1ºC

Wood

Water

Both are the same

A high specific heat means...

It heats up quickly with energy added

It requires more energy to change temperature

Definition of Temperature

A form of energy which flow from hot area to cold area

Joule

Celcius (⁰C) and Kelvin (^oK)

The degree of hotness or coldness of an object

Definition of Heat

A form of energy which flow from hot area to cold area

Joule

Celcius (⁰C) and Kelvin (^oK)

The degree of hotness or coldness of an object

Unit of measurement of Heat

A form of energy which flow from hot area to cold area

Joule

Celcius (⁰C) and Kelvin (^oK)

The degree of hotness or coldness of an object

10.

A _______ is a substance that opposes the conduction of heat

heat insulator

heat conductor

11.

Warming of the Earth by the Sun using the heat flow concept called...

conduction

convection

radiation

12.

The heat absorbed by melting a solid is known as

latent heat of fusion

latent heat of solid

latent heat of liquid

latent heat of vaporisation

13.

Temperature is measured in ___________

Joule

Meter

Degree

Kelvin

14.

Heat flows from __________ region to __________ region.

cooler, hotter

hotter, cooler

15.

The sun transfers heat to the earth through ___________.

convection

conduction

radiation

100 %

heat-9 class x

Total questions: 15

Worksheet time: 17mins

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