Year 456 Science Revision 2

We need energy to do work. We get this energy from the __________ we eat.

_________ is the female part of a flower which contains the ovary.

A ____________ consists of a grooved wheel with a rope around it. It can be a single, double or more grooved wheels.

The animal which is classified together with a whale is a _____________.

Amphibians can live in water and on land.

A pregnant mother drinking alcohol is harmful to the unborn baby because it can _____________________.

The most common electric cell is the ____________.

What is the function of our digestive system?

___________ is an animal which are plant eating animals.

Energy is required to do work.

The ________ looks different as during the orbit around the earth, only some part of its lit side can be seen.

We normally get mains electricity from _________ _________.

An organism is ______________.

We use ______________ to keep our body clean.

Ixora, stringbeans, morning glory and rose are non-flowering plants.

Electro-magnets require __________________ to work.

The fixed point on which lever is placed to get support?

When one uses an axe to split logs or uses to cut the tree, one applies the principles of the _________.

Only a small force known as ________ is required to lift a heavy load.

The magnet shown is strongest at points _______ and _______.

Which one of the following objects is used to find direction?

Name the following magnets. Use the words below to fill in the blanks.
Horse-shoe magnet, cylindrical magnet, bar magnet, U-shape magnet, button magnet.

This gas is needed in photosynthesis.

Sound energy is produced when things vibrate.

We use it to grind and crush our food into pieces.

In a soccer game forces change the direction in which the ball moves.

A flat surface with one and higher than the other is called __________.

For our safety, do not ______________ nails into walls near switches.

Select three common animals that can spread disease.

A guitar produces sound. Which part vibrates?

We get electricity to lit the lamp of our bicycle from a _____________.