Science Quiz 78

This is a timed quiz. You will be given 15 seconds per question. Are you ready?

In which of the following processes of heat transfer no medium is required?

By convection

By radiation

By conduction

None

Correct! Wrong!

What would happen to a hole in a metal sheet when the sheet is heated?

It decreases in size

No change is seen

It increases in size

None

Correct! Wrong!

When a solid, liquid, or a gas changes from one physical state to another, the change is called?

A phase change

Sublimation

Enthalpy

None

Correct! Wrong!

At what temperature are the Celsius and Fahrenheit equal?

- 40 degree

+ 100 degree

0 degree

None

Correct! Wrong!

Which among the following is true of a sphere, a cube and circular plate of same material and same mass heated to same temperature?

Cube cools the fastest

Circular plate cools the fastest

Circular plate cools the slowest

None of these

Correct! Wrong!

Which of the following is equivalent of a calorie?

The energy needed to increase the temperature of 1 gram of water 1 degree Celsius

The amount of heat conducted in 1 minute

The specific temperature at which the substance is in solid state

None

Correct! Wrong!

In which of the following processes is heat transferred directly from molecule to molecule?

Radiation

Conduction

Convection

None

Correct! Wrong!

A cup of hot tea on a metal table in a room loses heat by?

Radiation

Convection

Conduction

All the above

Correct! Wrong!

Science Quiz 78

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Science Quiz 78

In which of the following processes of heat transfer no medium is required?

What would happen to a hole in a metal sheet when the sheet is heated?

When a solid, liquid, or a gas changes from one physical state to another, the change is called?

At what temperature are the Celsius and Fahrenheit equal?

Which among the following is true of a sphere, a cube and circular plate of same material and same mass heated to same temperature?

Which of the following is equivalent of a calorie?

In which of the following processes is heat transferred directly from molecule to molecule?

A cup of hot tea on a metal table in a room loses heat by?

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Science Quiz 78

In which of the following processes of heat transfer no medium is required?

What would happen to a hole in a metal sheet when the sheet is heated?

When a solid, liquid, or a gas changes from one physical state to another, the change is called?

At what temperature are the Celsius and Fahrenheit equal?

Which among the following is true of a sphere, a cube and circular plate of same material and same mass heated to same temperature?

Which of the following is equivalent of a calorie?

In which of the following processes is heat transferred directly from molecule to molecule?

A cup of hot tea on a metal table in a room loses heat by?

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