G8 – SCIENCE ASSESSMENT 6

(COMETS, METEORS AND ASTEROIDS)

Name ________________________Section ____________Score _______

I. Choose the letter of the correct answer. Write your answer on a sheet of paper.

2. The solar system is composed of the sun, planets and other members. The three minor

members of the solar system are ____.a. Asteroid, meteorites, Biyo

b. Pluto, asteroids, meteoroids

c. Biyo, Pluto, comets, meteors

d. Asteroids, Meteoroids, Comets

3. Which of the following happens during a meteor shower?

a. There is a couple getting married.

b. Earth passes through an asteroid belt.

c. The head of the comet hits earth’s atmosphere.

d. Earth passes through a swarm of dust particles in space.

4. Which of the following is a good description of a meteorite?

a. Rock particles from space that strike the ground.

b. Rock particles from space that pass through earth’s atmosphere.

c. A streak of light caused by the impact of rock particles from space with our

atmosphere.

d. All of the above.

5. Which of the following is the cause of a comet tail?

a. interplanetary material streaming into the comet.

b. Dust collected by the comet as it moves in its orbit.

c. Melting and evaporation of ice from the comets core.

d. Solar wind blowing more gases from the central core.

6. Most of the asteroids orbit the Sun in a belt between the orbits of __.

a. Mars and Earth

b. Mars and Jupiter

c. Venus and Earth

d. Jupiter and Saturn7. Meteorites and comets are important in studying the origin of the solar system, why?

a. Both have recently been found.

b. They represent the material which formed planets.

c. They have dust tails that are 10 million kilometers long.

d. They are fragments of planets that have been recently produced.

8. Which of the following is the correct description of an asteroid?

a. a planetoid.

b. a satellite of a planet.

c. an icy material in space.

d. it is a planet in other star systems.

9. Your friend asks you about the streak of light that was observed in the sky and seemed

to have fallen on earth’s surface. What will you tell your friend?

a. It is a comet.

b. It is a meteor.

c. It is a meteorite.

d. It is a star that fell from heaven.

10. Why is a comet compared to a dirty snowball?

a. It is surrounded with smog.

b. It is made up of soil and rocks.

c. It appears to be brown when observed in space.

d. It is made up of frozen gases and small particles of rocky and metallic materials.

11. One similarity between asteroids, comets and meteoroids is that they all:

a. are made of rock

b. come from the Oort cloud

c. com from the Asteroid beltd. orbit the sun

12. Asteroids “hang out” in our solar system in a place called:

a. Kuiper Belt

b. The Planetary Rings

c. The Oort Cloud

d. The Asteroid Belt

13. When objects strike the surface of a planet or moon, they have leave a deep

impression on the surface called a:

a. pothole

b. canyon

c. crater

d. plateau

14. What causes meteors to burn up in our atmosphere?

a. heat from the sun

b. They are already so hot that our atmosphere can't handle it

c. Heat from Earth's atmosphere

d. Friction from the Earth's atmosphere

15. The tails of a comet are called...

a. Gas tail and dust tail

b. Dust tail hydrogen tail

c. Hydrogen tail and gas tail

d. Coma and gas tail

please pa answer po ng tama ibebrainliest kopo kayo pagnaka tama​