Ch 1 Solar System Review

What kind of galaxy is shown in the picture?

• Elliptical

• Spiral

• Irregular

• Dwarf

Select any characteristics that belong to an inner planet (Mercury, Venus, Earth, Mars)

• Many moons

• Rocky surface

• Few moons

• Smaller diameters

• Larger diameters

Which galaxy has NO particular shape?

• Barred Spiral

• Spiral

• Elliptical

• Irregular

Even though there are stars in the galaxy MUCH larger than our sun, why do they only look like tiny points of light?

• The atmosphere blocks most of their light

• The light is absorbed by the galaxy

• The stars are located very far from Earth

• They are moving very fast

Barred spiral galaxies and spiral galaxies are different because their centers have a different shape.

• True

• False

The correct order of planets from the sun is: Mercury, _____, Earth, Mars

Which is a characteristic of outer planets? (Jupiter, Saturn, Uranus, and Neptune)

• They orbit differently

• They have many moons

• The have smaller diameters

• They are closest to the sun

Neptune is famous for its...

• Great Red Spot

• Visible Rings

• tilted axis

• Great Dark Spot

What do ALL planets have in common?

• They all have rings

• They all are the same size

• They all rotate on an axis

• They all have the same orbits

What is a meteoroid that strikes the surface of Earth?

• Meteorite

• Asteroid

• Comet

• Meteor