Question

answer the following question in one word.

(1)where are use needle like shape of magnet?

(2)which is natural luminour object?

(3)give example of rectilinear motion​

Answer 1

Answer:

1. olden days, sailors used to find direction
2. the sun
3. The use of elevators in public places

Answer 2

Answer:

(1) A compass has a magnetic needle that can rotate freely. When a compass is kept at a place, the magnetic needle aligns in north-south direction.

(2)The objects which produces light and are occur naturally in our nature are called natural luminous objects. examples - The Sun, fireflies etc.

(3) The use of elevators in public places is an example of rectilinear motion.