Space Unit Review

The seasons are caused by

• the tilted axis of Earth.

• the distance Earth is from the sun in its orbit.

• the sun's temperature.

• the moon's interaction with the solar wind.

Copernicus's model of the solar system is

• geocentric

• heliocentric

• ethnocentric

• lunocentric

Which of the following are the most abundant elements in stars?

• hydrogen

• helium

• gold

• uranium

• plutonium

The Red Spot is a giant storm within

• Jupiter's atmosphere.

• Neptune's atmosphere.

• the sun's corona.

• Uranus.

In a lunar eclipse, the moon

• is in Earth's shadow.

• casts a shadow on Earth.

• is between the Earth and the sun.

• blocks part of the sun from view.

About how often does the moon orbit the Earth?

• once a month

• once a day

• once a week

• once a year

A refracting telescope uses ______ to focus light.

• lenses

• mirrors

• lasers

• water

A series of space missions designed to send people to the moon.

• Project Apollo

• Project Mercury

• Project Atlas

• Space Shuttle Program

What color of light has the longest wavelength?

• red

• green

• blue

• purple

Select the order of electromagnetic waves from lowest to highest frequency.

• Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma

• Gamma, X-ray, Ultra, Visible, Infra, Micro, Radio

• Visible, Micro, Infra, Ultra, X-ray, Gamma, Radio

• Micro, Radio, Visible, Infra, Ultra, X-ray, Gamma