Welcome to the Science Quiz 88

Which is the most abundant element in the universe is ? keep learning Science with Science toys. The world revolves around Science; find out what you know. Quizzing is the best way to learn about the world we live in. Try quizzing at least 1 hour every time you meet your friends.Email them a quiz every now and then and when you chat with them next time, ask them a tricky question.

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

As a solid undergoes a phase change to a liquid state, it?

Absorbs heat while remaining at a constant temperature.

Releases heat as the temperature decreases.

Releases heat while remaining at a constant temperature.

None

Correct! Wrong!

How will a metal container full of hot water in vaccum lose heat?

By convection

By radiation

By conduction

None

Correct! Wrong!

A cooking pot is coated black because?

Black substances absorb more heat

None

Correct! Wrong!

Which of the following is the fastest process of heat transfer?

Convection

Conduction

Insolation

Radiation

Correct! Wrong!

What would be the thermal resistance of an ideal conductor?

None of these

Correct! Wrong!

Specific heat is ?

The energy needed to increase the temperature of 1 gram of a substance by 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!

A block of ice?

Can absorb heat but cannot radiate heat

Can radiate as well as absorb heat

Can radiate heat but cannot absorb heat

None

Correct! Wrong!

Why does the bottom of a lake not freeze in severe winter even when the surface is all frozen?

The conductivity of ice is low

The temperature of the earth at the bottom of the lake is high

The water has large specific heat

None

Correct! Wrong!

Science Quiz 88

You Failed!

You weren't even close... Carry on!

Close enough!

You were even close... Carry on!

You are Genius!

You nailed it!