Outer Space 20-21

Which planet is known for its rings?

• Mercury

• Jupiter

• Mars

• Saturn

Another name for the "X" planets are

• outer planets

• inner planets

• gas giants

• Galilean planets

A characteristic of all "X" planets are that they...

• are gas

• are terrestrial and solid

• all have one moon

• all have rings

The "Z" planets are often called the...

• inner planets

• outer planets

• terrestrial planets

• Galilean planets

A characteristic of all the "Z" planets are that they are...

• gas giants

• the smallest planets in our solar system

• the warmest planets in our solar system

• the rocky planets

Which of the following is true about the International Space Station (ISS)

• The can use it to travel to other planets.

• Astronauts don't have to worry about communicating with others on Earth.

• Astronauts can live in space for months and conduct experiments while there

• The ISS can easily be brought back to earth when repairs are needed.

The International Space Station is used for...

• space travel to Mars.

• repairing broken satellites.

• conducting research in space for long periods of time.

• commercial travel to space.

The ISS is called international because...

• astronauts from many different countries live and conduct research on it.

• only astronauts from one country live on it at one time.

• astronauts are able to drink coffee from any country on it.

• only the U.S. and Russia are able to conduct research on it.

This picture is a drawing of a(n)...

• asteroid

• comet

• meteor

• Galilean Moon

The trail of the comet in Y is made mostly of...

• dust and gas(water vapor)

• rock

• meteorites

• ice and rock