The Structure of the Solar System (Chapter 6, Lesson 2)

The _______________ is made up of the Sun and the objects that move around it.

• moon

• solar system

• planetary

• satellite

What planets have a rocky surface? (Choose ALL that apply)

• Mercury

• Venus

• Earth

• Mars

• Jupiter

Jupiter, Saturn, Uranus and Neptune are called _______ planets.

• gas

• rocky

• large

• solar system

A _________ is a device that uses lenses to focus light in a certain way so distant objects can be seen.

• microscope

• satellite

• telescope

• computer

True or False: Planets can have no moon, 1 moon, or more than one moon.

• True

• False

A _______________ is an object that circles a planet.

• planet

• moon

• solar system

• satellite

Earth's Moon has many craters. How were these dents created?

• Other objects from space fell onto the surface.

• It was just created that way.

• It crashes into other objects in space.

• It's made of cheese.

What is a rock that revolves around the Sun?

• comet

• meteor

• planet

• asteroid

What is a mixture of frozen gases, ice, dust, and rock that orbits the Sun?

• asteroid

• comet

• meteor

• dwarf planet

An object that enters Earth's atmosphere is a _____________.

• asteroid

• comet

• meteor

• rocket