LIGHT

Which of the following objects does not have light of its own?

• moon

• sun

• star

• jelly fish

During afternoon, shadow formed is very

• big

• small

• straight

• curve

speed of light is

• 3X10 m/s

• 3X10⁸ m/s

• 3X10⁵ m/s

• 3X10¹⁰ m/s

Mirror reflection gives a _______ image.

• clear

• dim

• dotted

• different

candle and oil lamps are ____ sources of light.

• non-luminous

• opaque

• artificial

• natural

______ image is produced from a mirror and cannot be obtained on screen.

• real

• virtual

• bright

• inverted

Light source, opaque object, and _____ is required to form a shadow.

Light travels in a ______ line.

A _____ only shows the shape or outline of the object, not the details.

A simple camera without a lens, in shape of a box- _______