We can see well in the daylight due to

You can see your Image in a plane mirror due to

This pencil is seen broken due to ......

Because light travels in straight light ...................and ................... are formed ( choose 2 answers)

When white light strikes a green tree ...........................

When white light strikes a green glass ...........................

White light is separated into ................spectrum colors.

...................is formed during rain time because the water drops act like a prism.

....................materials allow most light pass through.

....................materials allow some light pass through.

....................materials don't allow any light pass through.

Look at the picture and choose which materials are they?

Look at the picture and choose which material is the glass jug?

Free suspended magnet always takes .....................direction.

A magnet has ......................

Look at these magnet and choose the right answer.

A north pole magnet.................south pole od another magnet.

This is a/an .........................

Electromagnets convert .............................energy to ....................energy.

Dynamo or electric generator convert .............................energy to ....................energy.

This is a/an .........................

This is a/an .........................

Electric current has magnetic field and magnetic effect generates electric current.

Compass is used to determine the main geographical directions.

In a ........................you separate its components easily.

This is an example of a ......................

This is an example of a ......................

Water and sand can be separated by .....

Water and salt can be separated by .....

Water and salt can be separated by .....

Iron fillings and sand can be separated by .....

..........................is a temporary food relationship ends up with one animal kills the other.

This is an example of ...............

This is an example of ...............

This Bilharzia worm is an example of ...............

Fungi, mushroom and bacteria are example of ...

The elephantiasis disease is caused by ...............

The Malaria disease is caused by ...............

.........................is a natural area that contains living organisms and non living thing that interact.

.........................is a balance between the components of the ecosystem.