Sorting Materials into Groups Class 6

Sorting Materials into Groups class VI

 Multiple Choice Questions
1. Which one of the following is a transparent material?
(a) Rock
(b) Wood
(c) Glass
(d) Paper
2. Which one of the following dissolve in water
(a) Wood
(b) A piece of rock
(c) Sugar
(d) Plastic
3. Which of the following substance is translucent?
(a) Wood
(b) Sand paper
(c) Oily paper
(d) Water
4. Which of the following does not float on water?
(a) Feather
(b) Paper
(c) Coconut oil
(d) Stone
5. Aluminium metal is a
(a) poor conductor
(b) non-magnetic material
(c) magnetic material
(d) soluble in water
6. Glass is
(a) Opaque
(b) Translucent
(c) Transparent
(d) none of these
7. Which of the following is soluble in water?
(a) Common salt
(b) Chalk power
(c) Sand
(d) Plastic
8. Which of the following is a good the conductor of heat and electricity?
(a) Silver
(b) Aluminium
(c) Copper
(d) Iron


Multiple Choice Questions
1. (c) 2. (c) 3. (c) 4. (d)
5. (b) 6. (c) 7. (a) 8. (c)

Fill in the blanks
1. ————-of objects helps in identification.
2. Any thing which has mass and occupies space is called—————-.
3. The materials that occur in nature are called —————-.
4. The properties of a————– determine how it is used.
5. The matter is made up of tiny particles called———–.


Fill in the blanks.
1. Classification of objects helps in identification.
2. Anything which has mass and occupies space is called matter.
3. The materials that occur in nature are called natural materials.
4. The properties of a material determine how it is used.
5. The matter is made up of tiny particles called molecules.

State whether ‘True’ or ‘False’
1. A piece of wood floats in water.
2. Many things can be made from one material.
3. Aluminium and copper are good conductors of heat and electricity.
4. We cannot see through an opaque material.
5. Most of the metals are good conductors of heat and electricity.


State whether ‘True’ or ‘False’.
1. True, 2. True, 3. True, 4. True, 5. True

Very Short Answer Questions?
1. What is classification?
2. What are soluble substances?
3. How do aquatic plants and animals survive in water?
4. Why are handles of utensil made from wood or plastic?
5. Define density.
6. Select those objects from the following which are made up of plastic:
table, mug, utensils, chair, iron gate, wood, cotton shirt, plastic toy, pen, computer.
7. Name two natural and two men made materials.


Very Short Answer Questions?
1. Grouping or sorting out things into separate groups on the basis of their colour, texture, material and nature is known as classification.
2. Substances which dissolve in water are said to be soluble substances.
3. Aquatic plants and animals use the oxygen dissolved in water for their survival.
4. Handles of utensils are made from wood or plastic because wood and plastic are bad conductors of heat.
5. It is defined as the mass contained in a unit volume of a substance.
6. table, mug, utensils, chair, plastic toy, pen, computer.
7. Natural – wood, gold
Man-made material – paper, mug


Short Answer Questions



Air around us

Garbage in garbage out