Space

A refracting telescope uses _______ to focus light.

• Lenses

• Mirrors

• Lasers

• Water

Reflecting telescopes use _______ to focus light.

• Lenses

• Flat mirrors

• Curved Mirrors

• A lens and lasers

Shortest wavelength, highest frequency wave

• UV

• Radio

• Microwave

• Gamma

Longest wavelength, lowest frequency wave

• Gamma

• Microwave

• Radio waves

• Visible Light

Which answer correctly orders the planets from the sun?

• Mercury, Earth, Mars, Jupiter, Venus, Saturn, Uranus, Neptune

• Jupiter, Saturn, Uranus, Neptune, Earth, Venus, Mars, Mercury

• Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

• Mercury, Venus, Earth, Mars, Saturn, Jupiter, Uranus, Neptune

Which planet is know as the red planet?

• Earth

• Mars

• Venus

• Mercury

Which planet is the only planet know to have life?

• Earth

• Mars

• Venus

• Mercury

Which planets are the terrestrial planets?

• Mercury, Venus, Earth, Mars

• Jupiter, Saturn, Uranus, Neptune

• Mercury, Venus, Earth, Saturn

• Jupiter, Mercury, Venus, Earth

Which planets are the gas giants?

• Mercury, Venus, Earth, Mars

• Jupiter, Saturn, Uranus, Neptune

• Mercury, Venus, Earth, Saturn

• Jupiter, Mercury, Venus, Earth

Which planet is the largest planet?

• Mercury

• Neptune

• Saturn

• Jupiter