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Dwarf Planets

Total questions: 17

Worksheet time: 6mins

Name
Class
Date
1.

T/F : Pluto is a planet now

a)

True

b)

False

2.

What spacecraft was launched to gather info about Pluto?

a)

X-15

b)

Voskhod

c)

New Horizon

d)

Apollo

3.

What spacecraft helped in the discovery of Ceres?

a)

The Guardian

b)

SpaceShipOne

c)

New Day

d)

New Dawn

4.

When did the New Horizons spacecraft launch?

a)

January 19, 2006

b)

November 28, 2000

c)

August 4, 1998

d)

January 1, 2006

5.

What was the reason that caused Pluto to change classification?

a)

Location

b)

Weird Orbit

c)

Unique shape

d)

Size

6.

Which planets is NOT a Dwarf Planet?

a)

Pluto

b)

Makemake

c)

Eris

d)

Saturn

7.

T/F : We can possibly have life on Ceres

a)

False

b)

True

8.

What is an Astronomical Unit?

a)
The average distance between the Earth and the Sun
b)
The distance between the Earth and the Moon
c)
The distance between the Sun and the nearest star
d)
The time it takes for the Earth to orbit the Sun
9.

T/F : New Planets/Dwarf Planets are being discovered everyday

a)

True

b)

False

10.

Where is Pluto located in our Solar System?

a)
In the Oort Cloud
b)
In the inner planets
c)
In the Kuiper Belt
d)
In the asteroid belt
11.

Pluto doesn’t have what?

a)

Volcanoes

b)

Craters

c)

Valleys

d)

Mountains

12.

Pluto’s orbit goes through which planet?

a)
Neptune
b)
Saturn
c)
Jupiter
d)
Mars
13.

What is the difference between a Planet and a Dwarf Planet?

a)
A planet is made of gas, while a dwarf planet is made of rock and ice
b)
A planet is much smaller than a dwarf planet
c)
The main difference is that a planet has cleared its orbit of other debris, while a dwarf planet has not.
14.

Which Dwarf Planet (in AU) is the farthest from the Sun?

a)
Pluto
b)
Eris
c)
Ceres
d)
Makemake
15.

Which Dwarf Planet (in AU) is the closest to the Sun?

a)
Eris
b)
Pluto
c)
Ceres
d)
Makemake
16.

T/F : The New Horizon spacecraft is the fastest spacecraft to ever leave earth?

a)
True
b)
False
17.

What is Makemake’s unofficial code name?

a)

Basket

b)

April

c)

Leprechaun

d)

Easterbunny