Properties of Liquids

Q.

A diver is able to cut through water in a swimming pool. Which property of water does this observation show?

Q.

Explain the characteristics of liquids.

Q.

State the characteristics of the liquid.

Q.

A form of matter has no fixed shape but it has a fixed volume. An example of this form of matter is:

(a) Krypton (b) Kerosene (c) carbon steel (d) carbon dioxide

Q.

DOES THE RUBBER BAND SOLID ?

Q. Question 3
The property to flow in unique to fluids, Which one of the following statements Is correct?
(a) Only gases behave like fluids
(b) Gases and solids behave like fluids
(c) Gases and liquids behave like fluids
(d) Only liquids are fluids

Q.

When sugar crystals dissolve in water the level of water does not rise appreciable

Q. Can solids be compressed?

Q.

Liquids have a weaker intermolecular force between their molecules than _______( solids/gases).

Q.

Give reason: “A liquid generally flows easily”.

Q.

When I fill air in tyres of my cycle. Why the pump becomes hot???

Q.

Why do liquids flow and not the solids?

Q.

Liquids are practically incompressible.

1. True
2. False

Q.

Why the density of ice is less than water?

Q.

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

1. Only gases behave like fluids

2. Gases and solids behave like fluids

3. Gases and liquids behave like fluids

4. Only liquids are fluids

Q.

Which of the following is not a fluid ?

1. Sugar

2. Hydrogen gas

3. Water

4. Oil

Q.

Liquids can flow and take the shape of the container they are poured into. Explain.

Q. Which of the following substances are compressible in general?

1. Oxygen
2. Sugar
3. Glass
4. CNG
5. Water
6. Neon
7. Helium
8. Carbon dioxide

Q.

Why can liquids flow, whereas solids can be heaped?

Q.

'A substance has a definite volume but no definite shape' State whether this substance is a solid a liquid or a gas.

Q.

Explain the arrangement of molecules in liquid.

Q.

Mercury expands on heating but alcohol contracts on heating.

1. True
2. False

Q.

liquids generally have lower density than solid but the ice floats in water why

Q.

Give reason for the following:

Liquids have greater fluidity than solids.

Q.

Why are liquids called fluids?

Q.

Liquid can flow easily but solids do not flow.

1. True
2. False

Q. Question 6 (a)
Give two reasons to justify
a. Water at room temperature is a liquid.

Q. There are large intermolecular spaces between particles of liquids. So Why liquids are incompressible? And why they have fixed volume?

Q.

Which of the following is not a liquid?

1. ice

2. alcohol

3. milk

4. water

Q.

Why is a liquid (the hydraulic fluid) used to operate the brakes in a car ?