Question

Qu. 3A Define the following term (Any Four)

1) Atom 2) Isotopes 3) Atomic Number

4) Atomic mass number 5) pressure 6) Inertia​

Answer 1

Answer:

atom inertia isotopes and pressure

Answer 2

Answer:

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Explanation:

1.A smallest part into which an element can be divided is called atom

2.An isotope is one of two or more forms of the same chemical elements.

3.The number of protons that a chemical element has in its centre is called atomic number.

5.Inertia is the resistance of any physcial object to any change in its velocity.