Astronomy Review

Name the planets in order from CLOSEST to FARTHEST from the Sun.

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

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

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

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

A belt of __________________ orbit the Sun between Mars and Jupiter.

• asteroids
• comets
• moons
• meteors

A comet's tail always points away from the Sun because of the ________________ ____________.

• solar wind
• convection currents
• moon's gravity
• dwarf planets

How long does it take Earth to revolve around the Sun?

• 365.25 days
• 28 days
• 24 hours
• 6 hours

What causes seasonal variation on Earth?

• Earth's distance from the Sun
• Earth's tilted axis with respect to the Sun
• Sunspots
• Solar flares

What happens during an equinox?

• equal amount of night and day (12 hours each) everywhere on Earth
• the Northern Hemisphere is pointed most directly toward the Sun
• the Northern Hemisphere is pointed away from the Sun

What causes the Summer solstice (longest daylight day of the year) for us in Virginia?

• equal amount of night and day (12 hours each) everywhere on Earth
• the Northern Hemisphere is pointed most toward the Sun
• the Northern Hemisphere is pointed away from the Sun

If the Northern hemisphere of Earth is having summer, then the Southern hemisphere is having ______________.

• Summer
• Autumn
• Winter
• Spring

When the full moon passes through Earth's shadow, we are experiencing a

• sunspot.
• solar flare.
• solar eclipse.
• lunar eclipse.

The first manned mission to the moon was _____________________.

• Mercury 1
• Gemini 2
• Voyager
• Apollo 11