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Science 6 Online Revision 9: SE 3

Total questions: 100

Worksheet time: 1hrs 15mins

Name
Class
Date
1.

How is the physical attribute - temperature - of a star determined?

a)

by its color

b)

by its mass

c)

by its volume

d)

by its distance

2.

Hayden observes stars in the night sky and sketches the portion of the sky he can see. The stars are above the roof of his dog's doghouse. Four hours later, he checks the sky again. The stars in the sky are not in the same position. Why?

a)

Stars move their positions in the night sky.

b)

Stars switch positions constantly.

c)

Stars are too far away to recognize a pattern among them.

d)

Earth's rotation causes the star's position to change.

3.

Which best describes a planet?

a)

It is a ball of hot gases.

b)

It produces its own light.

c)

It moves in an orbit around the Sun.

d)

It forms a pattern with the other planets.

4.

Why are the outer planets cold and dark?

a)

closeness to the Sun

b)

far from the Sun

c)

close to each other

d)

far from the Asteroid Belt

5.

How does the Sun appear to move in the sky?

a)

rises in the west and sets in the east

b)

rises in the east and sets in the west

c)

rises in the south and sets in the north

d)

rises in the north and sets in the south

6.

A telescope has a lens that can collect more light than the human eye. What is true about how telescopes change how humans view objects in the sky?

a)

Objects are more fuzzy through a telescope.

b)

Objects can be seen in better detail through a telescope.

c)

Objects are less bright through a telescope.

d)

Objects in the sky seem farther away in a telescope.

7.

What conditions are best for a person who wants to see as many stars as possible?

a)

clear night in a place with lots of street lights

b)

cloudy night in a place with lots of street lights

c)

cloudy night in a place far away from any town with street lights

d)

clear night in a place far away from any town with street lights

8.
The four largest moons of Jupiter were first seen in the early 1600s. Which of the following made this possible in the 1600s?
a)
The United States launched a space shuttle.
b)
Galileo invented the first telescope.
c)
Satellites sent back the first images.
d)
Jupiter’s moons decreased in size.
9.
Over the years, how did scientists make new discoveries about objects that are far away from Earth?
a)
Read books
b)
Built larger and more advanced telescopes
c)
Stood on rooftops
d)
Tested Earth’s soil
10.
The United States has landed a device on Mars. Using this device, which question can now be answered that could not be answered before?
a)
What is the soil like on Mars?
b)
What shape and color is Mars?
c)
How far away is Mars?
d)
Does Mars have any moons?
11.
Which of the following is true about the stars we see?
a)
They are all the same size.
b)
Most are only visible at night.
c)
There are about 30 visible stars.
d)
They are all the same distance.
12.
A teacher places a flashlight near a wall and turns it on. A second flashlight is then placed in the middle of the room and turned on. Students are instructed to sit against the wall on the other side of the classroom. Which observation by the students supports the idea that brighter stars are closer to Earth?
a)
Both flashlights are the same size.
b)
     The flashlights must be turned on to make light.
c)
     After a long time, both flashlights become less bright.
d)
The second flashlight appears brighter than the first.
13.
Which of the following is an accurate description of one of the differences between planets and stars?
a)
Planets are only found outside our solar system; all stars are inside our solar system.
b)
Stars appear to move back and forth in the night sky, while planets appear to move in an orbit..
c)
Planets can be seen because they reflect light; stars can be seen because they give off light.
d)
Planets are always made up of pure gas, while stars are solid.
14.
Which describes why stars are different colors?
a)
Stars are the same color.
b)
Stars reflect light from the sun.
c)
Star have different locations.
d)
Stars have different temperatures.
15.

Which of the following is the largest in size?

a)

Solar System

b)

star

c)

Universe

d)

galaxy

16.

All of the following are true statements except:

a)

Earth rotates one complete turn every 24 hours.

b)

Earth's rotation causes day and night.

c)

It takes the Earth one year to revolve around the sun.

d)

Earth rotates once every 48 hours.

17.

What season occurs in the Northern Hemisphere when Earth's Northern Hemisphere tilts away from the sun?

a)

spring

b)

summer

c)

fall

d)

winter

18.

What season occurs in the Northern Hemisphere when the Earth's Northern Hemisphere is tilted towards the sun?

a)

spring

b)

summer

c)

fall

d)

winter

19.

What causes day and night?

a)

Earth's rotation

b)

the moon revolving around the Earth

c)

Earth's revolution around the sun

d)

the tilt of the Earth's axis

20.

What causes the seasons?

a)

the revolution of the Moon

b)

Earth's tilt and revolution around the sun

c)

Earth's rotation on its axis

d)

Earth's distance from the Sun

21.

Earth and the rest of the solar system are located in the ________ galaxy.

a)

Milky Way

b)

Andromeda

c)

Solar System

d)

universe

22.
a cloud of gas and dust in space is a
a)
quasar
b)
parallax
c)
meteor
d)
nebula
23.
a meteoroid that enters earth's atmosphere and burns with a streak of light
a)
star
b)
nebula
c)
meteor
d)
meteorite
24.
a star that explodes
a)
meteor
b)
supernova
c)
black hole
d)
white dwarf
25.
a band of colors made when white light is broken down
a)
spectrum
b)
magnitude
c)
light-year
d)
parallax
26.

How long does one complete spin on Earth's axis take?

a)

24 hours

b)

1 year

c)

1 month

d)

90 days

27.

What is an imaginary line through an object’s center that it appears to rotate around?

a)

Phase

b)

Axis

c)

Inertia

d)

Rotation

28.

What is the difference between rotation and revolution?

a)

Rotation is one complete spin on an axis and revolution is one complete trip around the Sun.

b)

Rotation is one complete trip around the Sun and revolution is one complete spin on an axis.

29.

It takes the Moon _________ to orbit the Earth.

a)

1 month

b)

1 year

c)

24 hours

d)

90 days

30.

What is another name for the Third Quarter?

a)

Waning Gibbous

b)

Last Quarter

c)

First Quarter

d)

Mr. Shockley

31.

There are ___________ planets in our Solar System.

a)

Six

b)

Nine

c)

Eight

d)

Ten

32.

Ptolemy and Copernicus were early astronomers. Ptolemy believed that Earth was the center of the solar system and Copernicus believed that the Sun was the center of the solar system. Which model would the astronomers most likely use to support their beliefs?

a)

Ptolemy and Copernicus would both use the geocentric model.

b)

Ptolemy and Copernicus would both use the heliocentric model

c)

Ptolemy would use the geocentric model and Copernicus would use the heliocentric model.

d)

Ptolemy would use the heliocentric model and Copernicus would use the geocentric model.

33.

What is the current model of the solar system?

a)

Geocentric

b)

Ptolemaic

c)

Heliocentric

d)

Copernican

34.

Which galaxy is Earth found in?

a)

Andromeda

b)

Pinwheel

c)

Milky Way

d)

Black Eye

35.

Which group correctly lists structures in space from largest to smallest?

a)

galaxy, Milky Way, planet, star

b)

star, galaxy, solar system, planet

c)

galaxy, solar system, planet, moon

d)

solar system, Milky Way, planet, galaxy

36.

What is the correct order of the planets from largest mass to smallest mass?

a)

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

b)

Saturn, Mars, Mercury, Uranus, Neptune, Earth, Venus, Jupiter

c)

Jupiter, Saturn, Mars, Earth, Neptune, Venus, Mercury, Uranus

d)

Jupiter, Saturn, Neptune, Uranus, Earth, Venus, Mars, Mercury

37.

The picture is a satellite image of Earth from space. The white patches are clouds.


The image reveals that Earth

a)

emits large amounts of radiant energy

b)

has a thick gaseous atmosphere

c)

is mostly covered by land

d)

contains massive craters

38.

What do the inner planets have in common?

a)

They are the same size.

b)

They have rocky surfaces.

c)

They are made mostly of gases.

d)

They rotate at the same speed.

39.

Planets orbit the Sun. Moons orbit planets. What force makes objects orbit a massive body?

a)

electromagnetic force

b)

gravitational force

c)

centrifugal force

d)

tension force

40.

The primary force behind planetary orbits is

a)

magnetism

b)

gravity

c)

friction

d)

electricity

41.

Why do planets orbit the Sun?

a)

The planets are drawn to the Sun's magnetic poles.

b)

The planets are drawn to the Sun because there is no weight in space.

c)

The planets are held in orbit by the gases from the Sun.

d)

The planets are held in orbit because of the gravity created by the Sun.

42.

Why is Halley's Comet seen only once every 76 years?

a)

It disappears into a black hole for 76 years.

b)

Its orbit crosses Earth's orbit every 76 years.

c)

Its orbit changes its path once every 76 years.

d)

It gets lost in the asteroid belt for 76 years.

43.

Which of the following is NOT a type of meteorite?

a)

chondrite

b)

iron

c)

copper

d)

stony-iron

44.

Asteroids can vary in size. They can be as small as

a)

Earth and as large as Saturn.

b)

a baseball and as large as the Moon.

c)

dust and as large as the state of Georgia.

d)

the state of Florida and as large as North America.

45.

How do observers know if a meteor has made contact with Earth's atmosphere?

a)

They see many comets in the night sky.

b)

They see craters on the moon's surface.

c)

They find space rock orbiting around Earth.

d)

They watch it burn up and become a shooting star.

46.

Which statement about Earth's galaxy is correct?

a)

Earth belongs in the Pinwheel Galaxy which is spiral shaped

b)

Earth belongs in the Milky Way Galaxy which is spiral shaped.

c)

Earth belongs in the Black Eye Galaxy which is elliptical shaped.

d)

Earth belongs in the Andromeda Galaxy which is elliptical shaped.

47.

Which of the following shows the color of stars from hottest to coolest?

a)

blue, white, yellow, red

b)

red, yellow, white, blue

c)

yellow, red, blue, white

d)

white, blue, yellow, red

48.

All of the following are true statements EXCEPT

a)

the sun's rotation causes day and night

b)

the Earth and Moon have similar land forms

c)

the sun is a yellow medium star

d)

the asteroid belt is located between Earth and Mars

49.

Mercury, Venus, Earth, and Mars

a)

are known as the Gas Giants

b)

are the farthest planets from the sun

c)

are known as the Inner Planets

d)

all have rings

50.

Jupiter, Saturn, Uranus, and Neptune have all of the following except

a)

moons

b)

gas surfaces

c)

rings

d)

warm atmospheres

51.

Name the last four planets in order from the sun.

a)

Jupiter, Saturn, Uranus, Neptune

b)

Earth, Mars, Jupiter, Saturn

c)

Jupiter, Saturn, Uranus, Pluto

d)

Mars, Jupiter, Saturn, Uranus

52.

Name the first four planets in order from the sun.

a)

Jupiter, Saturn, Uranus, Neptune

b)

Mercury, Venus, Earth, Jupiter

c)

Mercury, Venus, Earth, Mars

d)

Venus, Earth, Mars, Jupiter

53.

is a small chunk of dust and ice that orbits, or travels around, the sun. It has a tail facing away from the sun and it is sometimes described as a “dirty snowball.”

a)

asteroid

b)

meteor

c)

comet

d)

star

54.
The latin term "sol" in Solar System refers to _____
a)
the Sun
b)
the solitude of space
c)
rotating planets
d)
the spin of the planets
55.
"Heliocentrism" refers to a model where _____
a)
the Earth is the center the solar system
b)
the Sun is the center of the solar system
c)
the Moon, Sun and stars are affixed to crystal spheres
d)
the Earth's shape is a plane or
disk
56.
Who applied physics and calculus to determine how gravity worked?
a)
Isaac Newton
b)
Nicolaus Copernicus
c)
Tycho Brahe
d)
Johannes Kepler
57.
Where is the the asteroid belt located?
a)
between Earth and Mars
b)
between Mars and Jupiter
c)
between Jupiter and Saturn
d)
out beyond the orbit of Neptune
58.
What are "Kuiper Belt Objects"?
a)
rocky ice balls beyond Neptune
b)
planetoids in the main belt
c)
asteroids scattered around the solar system
d)
asteroids in between Mars and Jupiter
59.
Where is the the Oort Cloud located?
a)
between Earth and Mars
b)
between Mars and Jupiter
c)
between Jupiter and Saturn
d)
out beyond the orbit of Neptune
60.
What is the term for a very young star that is still gathering mass?
a)
protostar
b)
nebula
c)
molecular cloud
d)
globule
61.
The spinning of an object on its axis is called______
a)
orbit
b)
rotation
c)
revolution
d)
tide
62.
Phases of the moon in which the moon appears to be getting larger are referred to as _.
a)
waxing
b)
waning
c)
new
d)
eclipse
63.
a)
solar eclipse
b)
lunar eclipse
64.
What is the order during a lunar eclipse
a)
sun, moon, earth
b)
sun, earth, moon
65.
A light year is the 
a)
distance that light travels in one year
b)
Speed at which light travels 
66.
The average distance between the earth and the sun is the 
a)
astronomical unit 
b)
Light year
67.

Which of the following theories states the following: "The Earth is at the center of the Solar System" ?

a)

Heliocentric theory

b)

Geocentric Theory

c)

The Big Bang Theory

d)

The Theory of General Relativity

e)

The Theory of Gravity

68.

Which of the following theories states the following: "The universe began from a small, hot dense state and is continuing to expand" ?

a)

Heliocentric theory

b)

Geocentric Theory

c)

The Big Bang Theory

d)

The Theory of General Relativity

e)

The Theory of Gravity

69.

Which of the following theories states the following: "Massive objects actually bend time and space" ?

a)

Heliocentric theory

b)

Geocentric Theory

c)

The Big Bang Theory

d)

The Theory of General Relativity

e)

The theory of Gravity

70.

Why are the outer planets cold and dark?

a)

closeness to the Sun

b)

far from the Sun

c)

close to each other

d)

far from the Asteroid Belt

71.

The ________ are caused by the moon.

a)

weather

b)

gravity

c)

tides

d)

night/day

72.

Who launched the first spacecraft to visit the moon? When?

a)

Soviet Union; 1979

b)

Japan; 1959

c)

Soviet Union; 1959

d)

America; 1960

73.

What's the difference in a comet and an asteroid?

a)

Comet contains ice

b)

Asteroid contains ice

c)

No difference

d)

Comets are located between Mars and Jupiter

74.

A chunk of rock or dust in space, generally smaller than an asteroid.

a)

Meteor

b)

Meteoroid

c)

Meteorite

d)

Asteroid

75.

A streak of light in the sky produced by the burning of a meteoroid in Earth's atmosphere.

a)

Meteoroid

b)

Meteor

c)

Meteorite

d)

Shooting star

76.

Meteoroid that passes through the atmosphere and hits Earth's surface.

a)

Meteor

b)

Meteorite

c)

Meteoroid

d)

Comet

77.

Which planet takes longer to rotate than revolve?

a)

Earth

b)

Venus

c)

Mercury

d)

Mars

78.
Because the tilt of the Earth's axis always points in the same direction, the seasons in the Northern Hemisphere and Southern Hemisphere are always _______________.
a)
three months apart
b)
six months apart
c)
the same 
d)
opposite
79.
When the lit part of the Moon grows larger, it is in the _____________ phase?
a)
waxing
b)
waning 
c)
the first quarter
d)
the last quarter
80.
Which object in the solar system is considered a dwarf planet?
a)
Neptune
b)
Mars 
c)
Mercury
d)
Pluto
81.

In which of the following parts of the solar system are most comets likely to be located?

a)

Oort cloud

b)

Kuiper belt

c)

crossing Earth's orbit

d)

in the orbits of Jupiter and Neptune

82.

Satellite photos of Neptune and Uranus show that both planets have a bluish color. Which gas in their atmosphere gives them this color?

a)

water

b)

helium

c)

methane

d)

hydrogen

83.

The sun is much larger than the moon. However, as viewed from Earth, the sun and moon appear to be the same size. Why do the sun and moon appear to be the same size when viewed from Earth?

a)

The moon is much hotter than the sun.

b)

The moon is much denser than the sun.

c)

The moon is much brighter than the sun.

d)

The moon is much closer to Earth than the sun.

84.

Halley's Comet last passed Earth in 1986. It will be due back in:

a)

2012.

b)

2048.

c)

2061.

d)

2086.

e)

the 23rd century.

85.

What is a meteoroid called when it falls through a planet's atmosphere?

a)

meteorite

b)

meteor

c)

asteroid

d)

comet

86.

What is the spectacular explosion called when a Blue Giant Star dies?

a)

Supernova

b)

Super Explosion

c)

Super Giant

d)

Super Star

87.

Which phase of the moon can we NOT see at night?

a)

Full Moon

b)

New Moon

c)

Waxing Gibbous

d)

Waning Gibbous

88.

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

a)

asteroids

b)

comets

c)

meteors

d)

meteorites

89.

What are little chunks of rock and debris in the solar system?

a)

meteorites

b)

meteoroids

c)

meteors

d)

asteroids

90.
Asteroids "hang out" in our solar system in a place called:
a)
The Kupier Belt
b)
The Oort Cloud
c)
The Planetary Rings
d)
The Asteroid Belt
91.
Objects made of ice, gas and dust and orbit our sun are called:
a)
Asteroids
b)
Comets
c)
Meteroids
d)
Meteors
92.
One similarity between asteroids, comets and meteoroids is that they all:
a)
are made of rock
b)
come from the Asteroid Belt
c)
come from the Oort Cloud
d)
orbit the sun
93.
Huge chunks of rock and metal (some measuring miles wide) and are believed to be left-over pieces of planets and moons are called:
a)
Comets
b)
Meteors
c)
Asteroids
d)
Meteroids
94.
When objects strike the surface of a planet or moon, they leave a deep impression on the surface called a:
a)
Pothole 
b)
Crater
c)
Canyon
d)
Plateau
95.

What divides the inner and outer planets?

a)

Kuiper Belt

b)

Asteroid Belt

c)

Gaspar

d)

Supernova

96.

Which planet is often called the Red Planet?

a)

Mars

b)

Saturn

c)

Uranus

d)

Mercury

97.

What is equal to 150 million km and is used to measure long distances?

a)

Astronomical Unit

b)

Mile

c)

Light year

d)

Inch

98.

What is the Great Red Spot known as?

a)

rocks on Mars

b)

Saturn's rings

c)

a giant storm on Jupiter

d)

the giant red star Betelgeuse

99.

What are a group of stars that form a pattern in the sky called?

a)

galaxy

b)

Milky Way

c)

solar system

d)

constellation

100.

_______ is close in size and mass to Earth

a)

Mars

b)

Jupiter

c)

Venus

d)

Neptune

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