The ultimate source of light and energy, the Sun is by far the brightest object in our solar system. Its luminosity illuminates all other celestial bodies. Earth's natural satellite, the Moon reflects ...

Reflection involves a source of light and a surface. The light travels towards the surface and bounces off of it.Mirrors reflect lots of light, but most objects reflect at least a bit of light.

Light is also shown as capable of travelling through air, water and transparent objects. The clip presents some examples of reflective objects, which cause light to ‘bounce off’ them.

The fire service has warned of the ease with which sunlight can cause fire through reflective objects. Watch Manager Jason Hayward said: "The occupant was using a crystal ball ornament as doorstop ...