Question

c. Match the following.
1. Pebbles
Man-material material
2. Oxygen.
Insoluble in water
3. Plastic
Classification
4. Grouping
Sink
5. Mustard
Dissolves in water
D. Answer the following in brief.​

Answer 1

Answer:

1 pebbles- sink

2 oxygen- dissolved in water

3 plastic- insoluble in water

4 Grouping- classification

5 Mustard- man made material

Explanation:

1 pebbles sink in water because they have more density than water

2 oxygen is dissolved in water

3 plastic is a non biodegradable substance and cannot be decomposed or dissolved in water or soil.

4 Grouping is used in many topics for the classification to describe something.

5 mustard is grown by humans in field so we can say it is man made material but it is not a man made substance it grows naturally in the presence of sunlight and favourable atmospheric conditions.

Answer 2

Answer:

Mark me brainlist and thank my all answers and folow me