Earth Moon Sun System Post-Test

Front

What is the Fuzzy Edge Part of a Shadow?

Back

Penumbra: The part of a shadow where some light is blocked, creating a gradient effect.

Front

What happens during a lunar eclipse?

Back

You can see Earth's shadow on the surface of the Moon.

Front

What season is it in Australia when it is winter in California?

Back

Summer: The seasons are opposite in the Northern and Southern Hemispheres.

Front

What does Riverside experience when the North Pole is tilted toward the Sun?

Back

Hot weather, direct sun rays, and long days.

Front

What does the Moon look like during a New Moon?

Back

Not lit up at all: The side of the Moon facing Earth is not illuminated.

Front

Define Umbra.

Back

Umbra: The darkest part of a shadow where the light source is completely blocked.

Front

What is the significance of the tilt of the Earth's axis?

Back

It causes the seasons: Different parts of the Earth receive varying amounts of sunlight throughout the year.

Front

What is a solar eclipse?

Back

A solar eclipse occurs when the Moon passes between the Earth and the Sun, blocking the Sun's light.

Front

Explain the difference between a solar and lunar eclipse.

Back

A solar eclipse occurs during the day when the Moon blocks the Sun; a lunar eclipse occurs at night when the Earth casts a shadow on the Moon.

Front

What is the role of the Sun in the Earth-Moon-Sun system?

Back

The Sun provides light and heat, influencing the climate and seasons on Earth.