Physics
Related Questions
Write true or false for each statement :
(a) The moon is a natural source of light.
(b) The moon is self luminous.
(c) We can see an object through an opaque medium.
(d) Light passes through glass.
(e) Light travels in a straight line path.
(f) Image formed in a pin hole camera is real.
(g) The image in a pin hole camera gets blurred if the hole is made bigger.
(h) A shadow is formed because light travels in a straight line path.
(i) Solar eclipse occurs when the sun comes in between the earth and the moon.
(j) If the shadow of earth falls on the moon, the eclipse is called lunar eclipse.
Match the following columns :
Column A Column B (a) Wooden block (i) new moon's day (b) Sun (ii) rectilinear propagation of light (c) Umbra (iii) opaque body (d) Eclipse (iv) luminous body (e) Solar eclipse (v) complete dark part How does light make an object visible ?
Name two natural sources of light.