Astronomy Quiz 5-6

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According to nebular gas theory, when did the solar system begin to form

4.6 billion years ago

Which of the following is the correct order of the planets?

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

Name the object: a small object that left a light streak as it enteredEarth's atmosphere; it disintegrated before hitting Earth.

Meteor

Name the object: gray, rocky object that struck the ground several miles from the observatory.

Meteorite

What is the term for a rock in space that strikes Earth's surface?

Meteorite

Which planet is an ice giant and is the windiest planet>

Neptune

This part of our solar system is a giant spherical shell surrounding the Sun, planets, and Kuiper Belt objects. This dark, cold expanse is by far the solar system's largest and most distant region. It extends all the way to about 100,000 AU.

Oort Cloud

The inner planets are known as "terrestrial planets". What do these planets all have in common?

That are all small Ana rocky

Which planet is the hottest?

Venus

Which planet has the most moons?

Jupiter

Which planet i known for its giant storm and Great Red Spot?

Jupiter

Name the object: a large object that is orbiting the sun at a distance between Mars and Jupiter; rocky remain of the formation of our solar system.

Asteroid

What separates the inner planets from the outer planets?

Asteroid belt

This part of our solar system lays beyond the last planet. It is filled with asteroids and dwarf planets, such as Pluto.

Kuiper Belt

Which planet is known as the "red planet" and has to moons?

Mars

If a planets revolution time is small than it is......?

Closer to the sun

Name the object: a distant object that appears to be an icy chunk beyond Neptune; looks like it may have come from the Kuiper Belt.

Comet

Name the object: in space, approaching Mars; has gas emanating behind it; gas resembles a glowing light.

Comet

This object hasn't "cleared the neighborhood" around its orbit, which means it has not become gravitationally dominant and it shares its orbital space with other bodies of a similar size.

Dwarf Planet

Which planets are more dense?

Inner Planets (Terrestrials)


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