Question

3. Write True / False:

(1) Motion is the change in position of an object.

(i) Copper is a natural magnet

(ii) Open areas allow air to move here and there.

(iv) When an opaque object comes in path of light it forms an image with colours.

(v) Periodic motion helps us to measure time.

(vi) Light travels in a curved line

(vii) A switch is made of an insulator​

Answer 1

Answer:

(1). true.

(2). true.

(3). flase.

(4). false.

(5). false.

(6). false.

(7). true.

Answer 2

Answer:

1. true

2.False

3.true

4. false

5.True

6.false

7. true