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Space Objects Review

Total questions: 26

Worksheet time: 46mins

Name
Class
Date
1.

Sometimes called "dirty snowballs".

a)

asteroids

b)

meteoroids

c)

comets

d)

meteors

2.
Most of the asteroids are located between the orbits of
a)
Venus and Earth
b)
Earth and Mars
c)
Mars and Jupiter
d)
Jupiter and Saturn
3.
When a meteor hits Earth, what is it called?
a)
meteorite
b)
meteroid
c)
meteor
4.
What is a meteor called when it's in space?
a)
meteroid
b)
meteor
c)
meteorite
5.
Which space object is larger?
a)
Asteroid
b)
Meteor
c)
Meteorite
6.
Describe a comets origin and orbit.
a)
Between Mars and Jupiter, long-elliptical orbit
b)
Oort cloud or Kuiper belt, circular orbit similar to a planet
c)
Another galaxy, long-elliptical orbit
d)
Oort cloud or Kuiper belt, long elliptical orbit
7.
I am a rock entering a planet's atmosphere.
a)
meteor
b)
meteorite
c)
asteroid
d)
comet
8.
What is the composition of most comets?
a)
rock, ice, salt carbon
b)
rock, ice magma, frozen gases
c)
ice, dust, rock, frozen gases
d)
ice, dust, rock, soil
9.

Which of the following describes a Comet?

a)

same as an asteroid

b)

Generally found between Mars and Jupiter

c)

Orbit the Sun in a circular orbit

d)

Composed of a nucleus, coma, and tail

10.

Which is a terrestrial planet?

a)

Mercury

b)

Uranus

c)

Neptune

d)

Jupiter

11.

WHICH PLANET IS A GASEOUS PLANET?

a)

URANUS

b)

VENUS

c)

MARS

d)

EARTH

12.
a)

comet

b)

meteoroid

c)

meteor

d)

meteorite

e)

asteroid

13.

Which of the following DOES NOT describe what planets and moons have in common?

a)

craters from impact

b)

are natural satellites

c)

both can either be gaseous or terrestrial

d)

rotate on an axis and revolve around the sun

14.

The tail of a comet always points _____ the sun.

a)

away from

b)

towards

c)

in the direction of

d)

up and towards

15.
We are composed mainly of rock and metal.
a)
comets and stars
b)
stars and meteors
c)
asteroid and meteors
d)
comets and asteroid
16.
The Oort Cloud & Kuiper Belt is commonly home to ___.
a)
comets
b)
asteroids
c)
meteoroids
d)
meteors
17.
A broken off piece of an asteroid is a ____.
a)
comet
b)
meteorite
c)
meteoroid
d)
tail
18.
What is the red arrow pointing to?
a)
meteoroid
b)
meteor
c)
meteorite
19.
Which object has a tail?
a)
asteroid
b)
meteoroid
c)
meteorite
d)
comet
20.

Holds the Earth and other planets in orbit around the Sun.

a)

The Sun's gravitational force

b)

The moon's gravitational force

c)

The Earth's gravitational force

d)

The lack of gravitational force

21.

What two forces affect gravity?

a)

mass and inertia

b)

mass and distance

c)

mass and force

d)

mass and weight

22.
What forces cause a planet to orbit?
a)
gravity and orbit
b)
gravity and inertia
c)
gravity and mass
d)
gravity and weight
23.
What would happen to the planets in the solar system if the sun’s gravitational force were to suddenly disappear?
a)
They will stop moving and become static.
b)
They will stop spinning.
c)
They will fly away in straight lines.
d)
They will start moving toward the Sun
24.

Which planets are also known as terrestrial planets?

a)

inner planets

b)

outer planets

c)

both inner and outer planets

d)

no planets

25.

What small body consists of an ion tail and a dust tail?

a)

asteroids

b)

comets

c)

meteors

d)

all of them

26.

What force is most responsible for the path the objects in the solar system take?

a)

gravity from the Sun

b)

gravity from Earth

c)

friction

d)

air resistance

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