Suppose you are running fast in a field when you suddenly find a snake in front of you. You stip quickly. Which force is responsible for your deceleration?

Suppose you are given a circle. Give a construction to find its centre.

Suppose you are given a circle. Give a construction to find its centre.

Suppose you are given a circle. Describe a method by which you can find the centre of this circle.

If you see a speeding car coming, which hormone suddenly increase in the body ?

Suppose you set your watch by the sound of a distance siren, will it go fast or slow?

Suppose you and your friend are on the Moon. Will you be able to hear any sound produced by your friend ?

Suppose you are inside the water in a swimming pool near an edge. A friend is standing on the edge. Do you find your friend taller or shorter than his usual height ?

You are driving your bicycle at a fast speed. Suddenly, a small boy comes in front of your cycle and without wasting any time in thinking, you immediately apply the brakes and the accident is avoided. What name is given to such an action?

In which stage, you will find lampbrush chromosomes in oocyte of frog?

Suppose you are developing a new drug, and have found that when it is administered in humans there is a substantial increase in the volume of urine produced. When you administer antidiuretic hormone (ADH or vasopressin) at the same time, the volume of urine returns to normal. Which hypothesis best fits these observations ? The new drug ?