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Dwarf Planets, Meteors, Comets, & Asteroids

Total questions: 25

Worksheet time: 12mins

Name
Class
Date
1.

Which of the small solar system objects does not orbit the sun?

a)

comet

b)

dwarf planet

c)

asteroid

d)

meteor

2.

A small solar system object that enters the Earth's atmosphere and creates streaks of light is called a _________

a)

comet

b)

meteor

c)

meteorite

d)

Meteoroid

3.

Where can most of the dwarf planets be found?

a)

Kuiper Belt

b)

Oort Cloud

c)

Asteroid Belt

d)

Outside of our solar system

4.

When we see streaks of light falling in the sky, we call them falling stars but these objects are actually ________________

a)

meteors

b)

comets

c)

meteorites

d)

asterites

5.
Most asteroids orbit the sun in the _________.
a)
asteroid belt
b)
Milky Way
c)
Kuiper belt
d)
Oort Cloud
6.

When a meteoroid enters Earth's atmosphere, friction causes it to burn up and produce a streak of light called a ____________.

a)

meteor

b)

meteorite

c)

comet

d)

asteroid

7.
If a meteoroid hits Earth's surface, it is called a ________.
a)
meteor
b)
meteorite
c)
comet
d)
asteroid
8.

A chunk of rock or dust in space that usually comes from a comet or an asteroid is called a __________.

a)

meteoroid

b)

meteorite

c)

comet

d)

asteroid

9.
Pluto, Eris, and Ceres are all classified as
a)
meteors
b)
meteorites
c)
asteroids
d)
dwarf planets
10.

What are solid, rocky, irregular bodies that orbit the Sun?

a)

asteroids

b)

comets

c)

meteors

d)

meteorites

11.

What are planets that don't clear their orbit of other bodies of similar size?

a)

terrestrial planets

b)

dwarf planets

c)

gas giants

d)

Milky Way

12.
Pluto is a dwarf planet that is part of the...
a)
Oort cloud
b)
Kuiper Belt
c)
Moon system of Neptune
13.
When was Pluto demoted to "Dwarf Planet"?
a)
2005
b)
2006
c)
2016
d)
1999
14.

The dwarf planet located in the asteroid belt is ___

a)

Ceres

b)

Eris

c)

Pluto

d)

Make make

15.

The Asteroid belt is located between which two planets?

a)

Mars and Jupiter

b)

Venus and Earth

c)

Jupiter and Saturn

d)

Earth and Jupiter

16.

What is the scientific name of a shooting star?

a)

Meteorite

b)

Asteroid

c)

Meteor

d)

Meteoroid

17.

Which is NOT true of about Pluto?

a)

Pluto is a dwarf planet.

b)

Pluto is made up of ice and rock.

c)

Pluto has an elliptical orbit.

d)

Pluto shares its space with the asteroid belt.

18.

Most asteroids orbit the sun in the _________.

a)

Asteroid belt

b)

Milky Way

c)

Kuiper belt

d)

Oort Cloud

19.

___________ are similar to planets but are not large enough to have cleared their orbital region of other objects.

a)

dwarf planets

b)

comets

c)

asteroid belt

d)

Kuiper Belt

20.

What is at the center of our solar system?

a)

asteroid belt

b)

Earth

c)

sun

d)

moon

21.

What are comets made of?

a)

mud, rock, water

b)

ice and rock

c)

ice, dust, water

d)

gas and dust

22.

The _____ is the main body of the comet.

a)

gas tail

b)

coma

c)

nucleus

d)

dust tail

23.

The ____ forms around the nucleus when the sun heats it up.

a)

dust tail

b)

coma

c)

nucleus

d)

gas tail

24.

The comet's tail always flies __________________.

a)

ahead of the comet

b)

toward the sun

c)

ahead of the sun

d)

away from the sun

25.

One famous comet......

a)

Galileo

b)

Constellations

c)

Halley's Comet

d)

Charlie's Comet