shadows Flashcards
What is an eclipse?
when one celestial body (eg. The moon) moves into the shadow of another celestial body (eg. The earth)
What is an Umbra?
The darkest part of a shadow, where the light is completely blocked (usually the center of shadow)
What is a Penumbra?
A Penumbra is the outer part of a shadow that gets a small amount of light (usually outsides of the shadow)
How is a shadow created?
A shadow is created by an object blocking a light source. Light cannot pass through an object.
What is the difference between a Solar and Lunar eclipse?
A Solar eclipse is when the Sun gets darker, and the Moon is between the Sun and Earth. A Lunar eclipse is when the Moon gets darker, and the Earth is between the Moon and Sun.
What eclipse (Solar or Lunar) is occurring if the Earth is in between the Moon and Sun?
Lunar eclipse