Tissues — Science STD 9 — Question

16g of S₈ molecules contain:

Which of the following are homogeneous mixtures:

Sustainable agriculture involves:

1 μm is:

If a body is moving on a circular path of radius 21cm with velocity of 2m/s, then time taken by the body to complete half revolution is:

The law of gravitation gives the gravitational force between:

1. The earth and a point mass only.
2. The earth and the sun only.
3. Any two bodies having some mass.
4. Any two charged bodies only.

When an object falls freely towards the earth, then its total energy:

1. Increases.
2. Decreases.
3. Remains constant.
4. First increases and then decreases.

The botanical name of Dhaincha is:

A passenger in a moving train tosses a coin which falls behind him. It means that motion of the train is:

Cartilage is produced by: