The Sun shines because it sends out energy in all directions as radiation.
This radiation takes the form of light and heat. Almost the same amount of
radiation leaves the Sun in all directions. It takes about eight minutes
for the light from the Sun to travel to the Earth.
Shop Windows to the Universe Science Store!Cool It!
is the new card game from the Union of Concerned Scientists that teaches kids about the choices we have when it comes to climate change—and how policy and technology decisions made today will matter. Cool It! is available in our online store