EASY
Earn 100

Explain how aquatic plants and animals breathe underwater?

Important Questions on Matter in our Surroundings

EASY
Science>Chemistry>Matter in our Surroundings>States of Matter
Physical state of water at 0°C is
MEDIUM
Science>Chemistry>Matter in our Surroundings>States of Matter
If a gas expands at constant temperature it indicates that
HARD
Science>Chemistry>Matter in our Surroundings>States of Matter
The melting point of naphthalene is 80°C and the room temperature is 30°C. A sample of liquid naphthalene at 100°C is cooled down to the room temperature. Draw a temperature time graph to represent this cooling. In the graph, mark the region which corresponds to the freezing process.
MEDIUM
Science>Chemistry>Matter in our Surroundings>States of Matter
The correct order of compressibility is:
EASY
Science>Chemistry>Matter in our Surroundings>States of Matter

Elaborate the full form of CNG.

 

EASY
Science>Chemistry>Matter in our Surroundings>States of Matter
One gas mixes very easily with another gas. What is this property called? 
 
HARD
Science>Chemistry>Matter in our Surroundings>States of Matter
Tabulate the differences in the characteristics of states of matter. 
 
EASY
Science>Chemistry>Matter in our Surroundings>States of Matter

Why is it that the gases can be compressed easily but not the solids?

MEDIUM
Science>Chemistry>Matter in our Surroundings>States of Matter
A sponge gets compressed when we press it. Will you consider it solid? Give reason.
HARD
Science>Chemistry>Matter in our Surroundings>States of Matter
Comment upon the following: rigidity, compressibility, fluidity, filling a gas container, shape, kinetic energy and density of various states of matter.
MEDIUM
Science>Chemistry>Matter in our Surroundings>States of Matter

What is meant by change of state?

EASY
Science>Chemistry>Matter in our Surroundings>States of Matter
The arrangement of particles is less ordered in the _____ state.
MEDIUM
Science>Chemistry>Matter in our Surroundings>States of Matter
Why is it that gases are more compressible than liquids?
EASY
Science>Chemistry>Matter in our Surroundings>States of Matter

The property to flow is unique to fluids. Which of the following statements is correct?

EASY
Science>Chemistry>Matter in our Surroundings>States of Matter
Which of the following are the characteristics of a gaseous state?
MEDIUM
Science>Chemistry>Matter in our Surroundings>States of Matter

What is the fifth state of matter? Who discovered it?

EASY
Science>Chemistry>Matter in our Surroundings>States of Matter
Gases can be considered as fluids.
MEDIUM
Science>Chemistry>Matter in our Surroundings>States of Matter
Why do solids have a fixed volume and a definite shape?
EASY
Science>Chemistry>Matter in our Surroundings>States of Matter
Gases possess low density.
EASY
Science>Chemistry>Matter in our Surroundings>States of Matter
The particles in a solid diffuse into one another.