Gravitation — Science STD 9 — Question

Name one pair of liquids which can be separated by using a separating funnel.

State whether the following statements are true or false:
The anode rays obtained from all the gases consist of positively charged particles called protons.

Banana peels can degrade in 3-4 weeks.

State whether the following statements are true or false:
A sodium ion has positive charge because it has more protons than a neutral atom.

The following statements are true or false:
The acceleration due to gravity acting on a freely falling body is directly proportional to the mass of the body.

The first prediction of monsoon in India was made by Dr. Vasantrao Govariakar.

State whether the following statements are true or false:
Alcohol can be separated from a mixture of alcohol and water by a separating funnel.

The following statements are true or false:
A falling stone also attracts the earth.

State whether the following statement is true or false:

Milk is a pure substance.