Year 456 Science Revision 4

Natural magnet is called ____________.

__________ can pass through water, salt water or lemon water.

Sound is a form of _____________.

All fish have __________ and ____________.

All birds can fly.

Our _________ organs get information from things arounds us and send it to the brain.

Which one of the following groups of objects can be separated from each other by using a magnet?

Which of the following statements is not true of non-living things?

What electrical appliance produced the following changes in energy?

Conversion: Electrical energy to Mechanical energy to Sound energy.

Tiger gives birth to one offspring at a time.

The moon is a lifeless planet with no w_______ or air.

Name two appliances that use mains electricity f________ and a__________.

The metal that is commonly used to make electric wire is _________.

Amphibians can live in water, air and on land.

To make a permanent magnet, which are of the following metals is likely to be used?

A spoon is used as a simple machine to open a tight biscuit lid. It being used as a _____________.

The fixed point is known as a ____________ or a pivot.

A strong magnet is brought near the objects listed below. Which of them will be attracted to it?

The nerves system controls other system in the body.

_________ is a young grasshopper.

_________ gas is needed for burning.

The Earth revolves around the sun but mars does not.

__________ is a conductor of electricity.

For your own safety, do not fly _________ near power lines.

The __________ is the main source of light.

Most amphibians have _________ skin.