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Other Objects in Space

Total questions: 14

Worksheet time: 7mins

Name
Class
Date
1.
When comets come close to the Sun, they develop a tail that glows so we can see it from Earth. Asteroids do not develop tails like this. In what other way are asteroids different from comets?
a)
Asteroids orbit planets while comets orbit the Sun
b)
Asteroids are rocky while comets are balls of ice and dust
c)
Asteroids orbit outside of the Solar System while comets do not
d)
Asteroids are smooth and round while comets are lumpy shapes
2.
Which of these can be found on both Earth and the moon?
a)
hills
b)
thick atmosphere
c)
thunderstorms
d)
oceans
3.
What is found between the inner planets and the outer planets?
a)
asteroids
b)
comets
c)
air
d)
moons
4.
Why can we see the moon at night?
a)
It burns hot gases like a star
b)
The moon reflects light from the Earth
c)
The moon reflects the light from the Sun
d)
The moon blocks the light from the Sun causing it to glow
5.

As you look outside your window, you notice that the moon is full. How long will it be before you see another full moon?

a)

two weeks

b)

a month

c)

two months

d)

a year

6.

Which of the following statements correctly describes what happens during one Earth day?

a)

The Earth moves in one complete circle around the Sun

b)

The Earth moves towards the Sun and then away from it

c)

The Earth moves upwards away from the Sun, and then downwards back towards the Sun

d)

The Earth slowly spins one complete time about its axis

7.
Tarzan knows that Earth rotates on its axis. What evidence indicates Earth is rotating on its axis?
a)
There is a day and a night
b)
There are 365 days in a year
c)
There are four different phases of the moon
d)
There are different season of the year
8.
Comets and asteroids both crash into planets or their moons sometimes. In what other ways are comets and asteroids similar?
a)
They both have a smooth, round shape
b)
They are both found in orbit around the Sun
c)
They both develop glowing tails near the Sun
d)
They are both made of ice and rock particles
9.

A comet's tail can be millions of kilometers long as it gets closer to the Sun. What is another interesting fact about a comet's tail?

a)

It curls like a cat.

b)

It always faces towards the Sun.

c)

It always faces away from the Sun.

d)

It has a furry tail.

10.

Which of these strikes the Earth?

a)

comet

b)

meteor

c)

meteoroid

d)

meteorite

11.

Select the reason Earth is different from the other planets.

a)

It has a moon.

b)

It has water.

c)

It has an atmosphere.

d)

It has a core.

12.

Between which two planets is the asteroid belt located?

a)

Mars and Earth

b)

Mars and Jupiter

c)

Jupiter and Saturn

d)

Uranus and Neptune

13.

Which planet is the largest?

a)

Saturn

b)

Uranus

c)

Jupiter

d)

Neptune

14.

What orbits a star but does not produce light?

a)

meteoroid

b)

planet

c)

galaxy

d)

moon