Give reason
Although most of the things around us are not luminous, we see them when light shines on them.

How do we see objects around us?

Give reasons for the following: Mountaineers carry oxygen cylinders with them.

Give reasons for the following: Aluminium is used in light fixtures.

The eye of cat and dog shine (reflect back the light focused on them) because

Give reasons : When water is heated, we see bubbles rising up.

Give reasons: Argon is used to fill light bulbs.

Give reason We use thermometers and not our hands to measure temperature

The leaves appear green when seen in white light. Give a reason.

Give reason When we raise our right hand in the front of a mirror, it looks as if we have raised our left hand.