Introduction to Solids

Q. Which state of matter is an ice cube?

1. Liquid
2. Solid
3. Plasma
4. Gas

Q. ______ is an example of a solid.

1. Water
2. Rock
3. Oil
4. Kerosene

Q. Which of the following items have been wrongly placed?
*More than one option is correct.
$$\begin{array}{ccc}\text{Solids}& \text{Liquids}& \text{Gases}\\ \text{Sugar}& \text{Oil}& \text{Carbon dioxide}\\ \text{Water}& \text{Petrol}& \text{Steam}\\ \text{Iron}& \text{Glycerine}& \text{Milk}\end{array}$$

1. Water
2. Milk
3. Steam
4. Sugar

Q. What is the state of the object ​given in the image ?

1. Solid
2. Liquid
3. Gas
4. Fluid

Q. Which of the following substance is a solid?

1. Water
2. Rock
3. Juice
4. Oxygen

Q. Which of the following is NOT an example of solid ?

1. Wood
2. Rock
3. Iron
4. Oil

Q.

Solids always have a rigid structure.

1. True

2. False

Q. Solids are rigid.

1. False
2. True

Q. Eraser is an example of a solid.

1. True
2. False

Q. The ratio of number of sides of a cube to the number of faces of a cube is__

1. 2
2. $\frac{1}{2}$
3. 3
4. 4