Shadows, Eclipses & Solar System

Shadows form because...

• Shadows absorb light

• Shadows reflect light

• Opaque objects block light

• Light travels in straight lines

In the image, the umbra is...

In the image, the penumbra is...

The diagram shows a...

• Solar eclipse

• Lunar eclipse

In the umbra there is a...

• partial eclipse

• total eclipse

The diagram shows a...

• Solar eclipse

• Lunar eclipse

The Moon appears red when it enters the penumbra because...

• The Moon is made of red rock

• The Moon reflects red light

• The Moon absorbs red light

• The red light from the sun refracts through Earth's atmosphere to illuminate the Moon when the Moon is in the penumbra

In a solar eclipse....

• The Moon makes a shadow on the Earth

• The Earth makes a shadow on the Moon

In a lunar eclipse....

• The Moon makes a shadow on the Earth

• The Earth makes a shadow on the Moon

A day on Earth is the time for...

• The Earth to rotate once on its axis

• The Moon to orbit the Earth once

• The Earth to orbit the Sun once

• The Earth's axis to tilt