Question 1

Which materials are good conductors of heat?

Accepted Answer

aluminum

Answer

feather

Answer

plastic

Answer

wood

Question 2

Which of the following materials is an electrical conductor?

Accepted Answer

silver

Answer

corn

Answer

rubber

Answer

silver-colored plastic

Question 3

Which among the following materials is useful in cooking food?

Accepted Answer

aluminum casserole

Answer

plastic glass

Answer

metal fork

Answer

ceramic pot

Question 4

Which of the following does not belong to the group?

Accepted Answer

gold neon

Answer

iron

Answer

brass

Answer

alloy

Question 5

Materials that blocks an electric current from flowing are called______

Accepted Answer

insulators

Answer

conductors

Answer

convectors

Answer

radiators

Question 6

You can protect yourself from the harmful effects of conductors by
using________.

Accepted Answer

insulators

Answer

conductors

Answer

convectors

Answer

radiators

Question 7

Which of the following produces heat?

Accepted Answer

rubbing one’s palms together

Answer

looking at fire

Answer

staring at the sky

Answer

pointing at someone

Question 8

Which of the following effects illustrate when a person suffers from severe
electric burn?

Accepted Answer

Electric shock

Answer

Increase in volume

Answer

Magnetics effects

Answer

Increase in temperature

Question 9

An object that does not allow electricity to pass through is called______

Accepted Answer

insulator

Answer

conductor

Answer

static electricity

Answer

electromagnet

Question 10

Why is a severe electric shock dangerous?

Accepted Answer

All of these

Answer

It can interfere with breathing

Answer

It can stop the heart from breathing

Answer

It can cause burns.

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