The Solar System (Chapter 2 Lesson 2)

Planets that are closer to the Sun revolve at a faster speed.

These small rocky objects orbit the sun in a "belt".

The smallest planet in our solar system is ___.

Which planet rotates the fastest?

The planets and the moon shine because of reflected sunlight.

If you could travel to one of the following, to which would you travel? (this is just YOUR opinion...)

A(n)____ is a small, rocky object that makes a streak of light as it passes through the Earth's atmosphere.

Pluto has been downgraded to a dwarf planet because its orbit crosses the orbit of Neptune.

All planets in our solar system orbit the sun in a ___ direction.

Pluto is one of these spherical objects that revolve around the Sun in an orbit that crosses the orbit of Neptune.

Iron oxide, or rust, in the soil on Mars makes the red color we can see.

Each of the outer planets has the following EXCEPT:

Which planet orbits the sun at 1 AU?

A scientist who uses a telescope to study asteroids or stars is called a(n)___.

Which object is the largest?

These objects are nearly spherical and they orbit the sun in their own paths; there are 8 of them.

Similar to dirty snowballs, these objects melt as they get closer to the Sun.

The hottest planet in our solar system is Mercury, since it's the closest to the Sun.

Dwarf planets have thick atmospheres of hydrogen & helium.

Which planet is farthest from the Sun?