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Physics 9 Chapter 7 - Properties of Matter - 6
1.
Which of the following is lighter than the others?
a) None of these
b) Liquids
c) Solids
d) Gases
2.
Which of the following is CORRECT statement about gases?
a) The molecules of gases are father apart
b) The molecules of gases vibrate about their mean position
c) The molecules of gases are rigidly held
d) Gases have fixed shapes
3.
In which of the following state of matter, molecules are farther apart than the others?
a) Solids
b) Plasma
c) Gases
d) Liquids
4.
Which of the following is CORRECT statement about gases?
a) Gases have fixed shapes
b) The molecules of gases vibrate about their mean position
c) Gases do not have definite volume
d) The molecules of gases are rigidly held
5.
If a gas is heated continuously, which energy of gas molecules goes on increasing?
a) Potential energy
b) Kinetic energy
c) Light energy
d) Heat energy
6.
What is the ionic state of matter called?
a) Gas
b) Solid
c) Plasma
d) Liquid
7.
What is the fourth state of matter?
a) Plasma
b) Liquid
c) Solid
d) Gas
8.
What is plasma?
a) Third state of matter
b) Fourth state of matter
c) First state of matter
d) Second state of matter
9.
In which state, a gas occurs in plasma state of matter?
a) Ionic state
b) Molecular state
c) Atomic state
d) Compound state
10.
Which of the following exists in neon when they glow?
a) Gas
b) Plasma
c) Solid
d) Liquid
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