Question

Across
4. A convex lens is _____ lens
6. An image which can be obtained on a screen
Down
1. A concave lens is _____ lens
2. An image which cannot be obtained on a screen
3. Any polished or a shining surface acts as a _______
5. One of the rainbows colours

Answer 1

Answer:

1.thin

2.virtual image

3.mirror

4.thick

5.red, orange, yellow, green, blue, indigo, violet

6.real image

Answer 2

Step-by-step explanation:

4. Converging lens

6. Real image

1. Diverging lens

2. Virtual image

3. Mirror

5. Red

Hope it helps you

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