1. The remnant of a supernova explosion with strong gravitational pull. a. Quasar b. Black holes c. Sunspot d. planets
2. A celestial body orbiting the sun that is generally smaller tham a planet but massive enough for its own gravity to give it a round shape. a. Meteors b. Comets c. Dwarf Planet d. Dwarf Stars
3. Looks like a pinwheel in top view, and has many long arms spiralling form the centre. a. Giant Stars b. Solar Winds c. Elliptical galaxy d. Spiral galaxy
4. The radiant energy emitted by the sun, particularly electromagnetic energy. a. Solar Radiation b. Solar Flares c. Solar Energy d. The Sun
5. Massive and extremely remote celestial object, emitting exceptionally large amount of energy. a. Stars b. Satellites c. Quasar d. Giant Stars
6. A multi-talented British Astronomer, that discovered Uranus. a. Marie Curie b. Alessandro Volta c. Max Planck d. William Herschel
7. Use to measure distance in the solar system. a. gray b. Astronomical unit c. svedberg d. joule
8. A meteoroid that does not burn up fully in the earth's atmosphere and hits the earth.
9. A star of ratively small size and low luminosity.
a. Dwarf Star
d. Giant Stars
10. Believed to be the left over remains of the formation of the solar system.