Tissues — Science STD 9 — Question

A bi-quadratic equation has degree:

The value of quantity G in the formula for gravitational force:

1. Depends on mass of the earth only.
2. Depends on the radius of earth only.
3. Depends on both mass and radius of earth.
4. Depends neither on mass nor on radius of earth.

A particle is moving in a circular path of radius r. The displacement after half a circle would be:

For each of the following, use letters to indicate physical state of matter. ‘s’ for solid, ‘l’ for liquid ‘g’ for gaseous, 'p' for plasma, B.E.C. for Bose-Einstein Condensate.

S.No.	Specific Characteristic	Physical state
1.	Ionised gases
2.	Most ordered state
3.	Least ordered state
4.	Fixed volume, no shape
5.	Cooling gas at super low temperature

Protein storing plastid is:

In which of the following cases of motion, the distance moved and the magnitude of displacement are equal?

Which one has higher frequency?

A musical instrument is producing a continuous note. This note cannot be heard by a person having a normal hearing range. This note must then be passing through:

1. Water.
2. Wax.
3. Vacuum.
4. Empty vessel.