Ladders F8 Solar System

Which of the following is a piece of space rock with an odd shape that moves around a star?

• asteroid

• moon

• planet

• meteor

How many planets does our solar system have? (not dwarf planets)

• seven

• eight

• nine

• ten

A solar system is

• a group of stars

• another name for a group of asteroids

• a planetary system together with its star

• a planet and the moons that move around it

The inner planets are

• the four planets farthest from the sun, and are made up of rock

• the four planets farthest from the sun, and are made up of gases

• the four planets closest to the sun, and are made up of gases

• the four planets closest to the sun, and are made up of rock

Which of the following is true about the asteroid belt?

• It is between Mars and Jupiter

• It contains Mars and Jupiter

• It is filled with meteors and meteorites

• It is between Earth and its moon

Which does a planet move in an orbit around?

• asteroid

• moon

• meteoroid

• star

What are vehicles that travel in space called?

• moons

• exoplanets

• spacecraft

• comets

A small piece of rock or dust that enters Earth's atmosphere (shooting star) is

• an asteroid

• a meteor

• a meteorite

• meteoroid

Which is true about space probes?

• They do not have human crews

• They bring back sample from exoplanets

• They move in an orbit around Earth

• They carry humans to the moon

Which of the following is a dwarf planet?

• Mars

• Neptune

• Pluto

• Uranus