3 Written questions
2 Multiple choice questions
- a celestial body moving about the sun, usually in a highly eccentric orbit, consisting of a central mass surrounded by an envelope of dust and gas that may form a tail that streams away from the sun.
- Also called minor planet. Astronomy . any of the thousands of small bodies of from 480 miles (775 km) to less than one mile (1.6 km) in diameter that revolve about the sun in orbits lying mostly between those of Mars and Jupiter.
2 True/False questions
asteroid belt → the region of space between the orbits of Mars and Jupiter in which most asteroids are located.
meteor → a meteoroid that has entered the earth's atmosphere.