Question

Tick (✓) the Correct answer​

Answer 1

Answer:

1) B

2)c

3)b

4)c

5) d

Explanation:

Hope it helps you.

Answer 2

Answer:

1 ) (a) 300,000 km/s

2) (c) Both (a) and (b)

3) (b) 7 colours

4) (c) concave

5) (c) it use in spectacles to see distance object clearly