Light is a form of energy that can be

The _____ is the main source of light on earth.

The moon doesn't ________ light.

The moon only __________ the light.

From the properties of light is:

From the properties of light is that

When objects are far from the light source the shadow is

When light falls on a smooth surface, it reflects forming

A prism is used to:

We can see the rainbow in the sky after raining, because the water drops __________the white light into 7 spectrum colors.

Light can easily travel through the ……………………………………….. material.

What is the dark area which is formed behind an object once light falls on it?

What is the the energy which can be seen?

What is formed after the rainfall?

Black objects

Natural magnets are

Non-magnetic substances

What is Magnetism (Magnetic Force)?

What is the Magnetic field?

From the properties of the magnet are that it:

Like poles

Opposite poles

The Compass was invented by

The compass is used to

What is the black rock that is one of iron ores?

What is the shape of magnet which is used in the compass?

What’s an electromagnet?

What’s dynamo?

How to increase the effect of the dynamo?

How to increase the effect of the electromagnet?

The dynamo is used to

The ……………………….. consist of wrought iron , battery and a wire.

The electromagnet is used at home inside the …………………...

Ways of self defense against predation are

What is the Relation between (Tiger - deer)?

What is the relation between (crocodile - bird)?

The relation between (nodular bacteria - bean plants)?

A relationship between two living organisms one is the predator feeds on the prey

A relation between two living organisms one gets benefit and the other neither benefit nor harmed.

A way of self- defense in which the living organism changes its color to look like the color of the environment.