Improvement in Food Resources — Science STD 9 — Question

What is the displacement of a satellite when it makes a complete round along its circular path?

Give one example where:
A force changes the direction of a moving body.

State whether the following statements are true or false:
Salt and water can be recovered from an aqueous salt solution by the process of evaporation.

What does the slope of a distance-time graph indicate?

Which technique can be used to detect and identify traces of poison present in the stomach wash of a person?

Name the organisms which has:

1. Setae and parapodia.
2. Tube feet.

Name the physical state of matter which can be easily compressed.

Name two indigenous breeds of hen of India.

Convert into mole.
12g of oxygen gas.