Question

b) Name the following: [3]
i) Property by which light travels in straight line_____.
ii) A natural source of light _____.
iii) Magnets made by using electric current is called an _____.
c) How is a shadow formed? Write the conditions required for shadow to form.

Answer 1

Answer:

2 is sun

3 is electro magnet

4 is shadow is formed when a opaque abject come in front of light . it should travel in straight line , it should be dark etc

sorry dear l don't know 1 one and