On which part of the eye the images of an object are formed ?

There are __________ number of bones in a new born baby.

How many pairs of nerves are there in our body ?

In a _________ class lever the load is in the centre.

In which layer of the atmosphere do space shuttles and air crafts orbit ?

Do energy change it's forms ?

Sound energy is produced by any object that ____________.

In a solar power station Solar energy changes into __________.

__________ is one of the most common forms of energy.

The skull is made up of ________ bones.

The upper arm has one long bone called the __________.

_________ is a framework of bones in our body.

The atmosphere has ______ layers

Some hollow bones have soft spongy matter it is called the _______.