Font size
WorksheetsUniverse
Total questions: 157
Worksheet time: 2hrs 55mins
The explosion that sent the universe flying out is called _____.
The Big Bang
The Milky Way
The Solar System
The Sun
Since the Big Bang, and even today, the universe is still _____.
Expanding
Shrinking
Cooking
Spinning
Most scientists believe the Big Bang Theory explains which of the following questions?
How our planets and moons formed
How our universe began
How the sun turns hydrogen into helium
How fast light travels through space
Which statement is true?
The galaxies are moving toward us.
The galaxies are moving away from us.
The universe remains static or unchanged in motion.
None of the above
Light emitted from a star or galaxy can be separated into a band of colors, called a ________.
Red Shift
Wave Length
Spectrum
Microwave
As galaxies move away from our galaxy
a shift on the electromagnetic spectrum
(EMS) is noticed. This phenomena is
called _____________.
redshift
blueshift
unshift
blackshift
The attractive force between objects is called....
force
Gravity
inertia
motion
What prevents planets from drifting off into space and keeps it in the planets in our Solar System?
Gravity
Weight
Friction
Forward Motion
Which has longer wavelengths?
Radio
Visible
Gamma
X-ray
Stars form in giant clouds of gas and dust. What are these clouds called?
Black Hole
White Dwarf
Super Nova
Nebula
Which component of the universe contains all other components listed below and would have the greatest mass?
Solar system
Nebula
Galaxy
Planetary System
When a mass of hydrogen has enough density, it begins to fuse the hydrogen atoms together. This produces heat and light. What is this classified as?
nebula
star
galaxy
planet
Where did the Sun form?
From a nebula outside of the Milky Way Galaxy
From a large cloud of gas and dust in a nebula called the Milky Way Galaxy
Near the outer edge of the Milky Way Galaxy. After its formation, it interacted with other planets to form comets
The Sun was formed in a nebula in the Milky Way Galaxy.
Which describes the location of star A correctly?
Star A is less bright than the Sun and has a surface temperature above 25,000 K
Star A is brighter than the Sun and has a surface temperature below 25,000 K
Star A is less bright than the Sun and has a surface temperature of above 11,000 K
Star A is brighter than the Sun and has a surface temperature below 11,000 K.
Which type of stars belong to spectral class K and have the lowest luminosity?
Giants
White Dwarfs
Supergiants
Main-Sequence stars
Which of these correctly identifies different objects in the universe according to their size and composition?
A nebula is larger than a galaxy
a solar system contains many stars
a galaxy contains many solar systems
a galaxy is bigger than a universe
The objects which are made of ice, gas and dust and orbit our sun are called:
Asteroids
Comets
Meteoroids
Jupiter
A collection of hundreds of stars around a common centre is called a:
Solar System
Galaxy
Light year
Andromeda
The name of the galaxy in which our solar system is situated is the:
Andromeda
Milky Way
Black eye
Sombrero
What type of galaxy is the Milky Way galaxy?
Irregular
Elliptical
Spiral
None of these
The distance that light travels in one year is called:
A light year
A light ray
An astronomical unit
AU
The centre of the solar system is a:
Star
Planet
Asteroids
Comets
The natural satellite that orbits a planet is a:
Meteor
Moon
Comet
None of these
A mass of frozen rock and gas that has a tail pointing away from the sun is a:
Meteorite
Comet
Planet
Moon
The theory that the universe originated from a gigantic explosion of a central large and dense mass is the:
Organic Evolution Theory
Steady State Theory
Big Bang Theory
Theory of tectonic plates
Huge expansion, 13.8 billion years ago
Universe
galaxy
constellation
earth
The initial explosion that resulted in the formation and expansion of the universe is called __________________.
the Big Bang
static state
cosmic radiation
dark matter
leftover thermal energy from the big bang
solar nebula
cosmic background radiation
planetesimal
dark matter
Most scientists believe the Big Bang Theory explains which of the following questions?
How our planets and moons formed
How our universe began
How the sun turns hydrogen into helium
How fast light travels through space
Select a possibility of what will happen to the universe in the future.
The universe will be destroyed by aliens.
The universe may expand forever, therefore galaxies will continue to get further away from each other.
The universe will explode.
We don't have any hypothesis.
In which direction are nearly all galaxies moving?
toward each other
away from each other
colliding into one another
in the direction of Earth
Our solar system formed about _________ years ago.
4.6 Billion
6.4 billion
100 billion
200 billion
Which of the following correctly places these in order from LARGEST to SMALLEST?
galaxy -- local group/cluster -- planet -- solar system -- universe
universe -- local group/cluster -- galaxy -- solar system -- planet
planet -- solar system -- galaxy -- local group/cluster -- universe
universe -- galaxy -- solar system -- local group/cluster -- planet
A galaxy which is either spherical (ball like) or a flattened disk is a ___ galaxy.
elliptical
humanoid
irregular
spiral
A galaxy which has a nucleus of bright stars and two or more arms in circular formation is called a ___ galaxy.
elliptical
humanoid
irregular
spiral
A Group of stars, and or star systems, star clusters, dust and gas held together by gravity is known as:
Universe
Galaxy
Solar System
Planet
A galaxy that does not have a regular shape?
Spiral
Elliptical
Irregular
Quasar
What Galaxy is Earth located?
Andromeda
Milky Way
Sagittarius
Snickers
What unit is used to measure distances in space?
Light year
Kilometer
Miles
Solar unit
The greater an object's mass, the greater its
Orbit
gravitational pull
distance
Which object has the greatest gravitational pull in the solar system?
the Earth
The Sun
The Moon
As the _________ increases between two objects, the gravitational pull decreases.
Satellite
Orbit
Distance
Earth and its solar system are part of the _______ galaxy.
Andromeda
Milky Way
Irregular
The distance light can travel in one year is ______________
15,000 kilometers
1 light-year
15 Astronomical Units
6,000 miles
Most scientists believe the Big Bang Theory explains which of the following questions?
How our planets and moons formed
How our universe began
How the sun turns hydrogen into helium
How fast light travels through space
Stars are formed in a large cloud of gas and dust called a
galaxy
nebula
universe
black hole
Color is an indicator of a star's
temperature
popularity
location
constellation
What is an object that is so dense that light can't escape from it?
Giant
Black hole
Supergiant
Neutron Star
Light emitted from a star can be separated into a band of colors, called a ________, which helps identify the elements that make up the star.
Redshift
Wavelength
Spectrum
Microwave
As galaxies move away from our galaxy a shift on the electromagnetic spectrum (EMS) is noticed. This phenomena is called _____________.
redshift
blueshift
unshift
blackshift
Which of these correctly identifies different objects in the universe according to their size and composition?
A nebula is larger than a galaxy, which is smaller than the universe
a solar system contains many stars, and is larger than the universe
a galaxy contains many solar systems and the universe contains many galaxies
a galaxy is bigger than a universe but smaller than a solar system
Our Sun is classified as an average star and is currently fusing hydrogen atoms into helium atoms in its core. What category does the Sun belong to on the H-R Diagram?
Main sequence
White dwarf
Red giant
Super giant
The farther away galaxies are from us, the _____ it is that they moving away from us.
more uncertain
slower
faster
more unpredictable
How is the universe like rising raisin bread dough?
As the dough sits there it becomes smaller and smaller.
As the dough expands the raisins bunch up together.
As the dough contracts, it becomes ready for the oven.
As the dough expands, the raisins move farther away from each other.
In which direction are nearly all galaxies moving?
toward each other
away from each other
colliding into one another
in the direction of Earth
A student learns that the Sun is classified as a medium-size star and that many stars are much bigger and brighter. However, the student observes that other stars look very dim, even through a telescope.
Why do other stars look much dimmer than the Sun?
The Sun appears yellow, which is more visible than other colors.
The Sun is much closer to Earth than other stars are.
Other stars are made up of different gases than the Sun is.
As light from other stars travels through space, it gets reflected.
All matter and space that exists is called the
galaxy
planetary system
universe
A cluster of stars, dust, gas and matter is a
galxay
planetary system
universe
Planets orbit around a star (like the Sun), because of gravity is called
galaxy
planetary sytem
universe
What is the name of the scientific theory that explains how the universe was created?
The Balloon Theory
The Big Bang Theory
The Small Bang Theory
A bright, shiny sphere of plasma (very hot gas) is called
moons
stars
planets
A round and massive object that orbits around a star. They can be made of rocks, gasses, or gas and ice.
moons
stars
planets
An object that orbits a planet is called a
moon
sun
planet
Our solar system formed from
an exploded star
a cloud of gas and dust
a black hole
What force helped with the formation of the sun and planets?
Electricty
Magnets
Gravity
What planet is most like Earth?
Neptune
Mars
Jupiter
Only Earth has a moon
true
false
What do all inner planets have in common?
rocky
made of gasses
no moons
When compared to inner planets, what kind of revolution do the outer planets have?
no difference
shorter revolution
longest revolution
What color of star has the hottest temperature?
red
orange
blue
What was the first element present in our universe?
boron
hydrogen
oxygen
What process provides the energy for stars?
gravity
radioactive decay
fusion
What is the force that holds a galaxy together?
heat
dark energy
light
gravity
Which galaxy do we live in?
Andromeda
Milky Way
Small Magellanic Cloud
Virgo
Which answer correctly compares the masses of two objects in the universe?
A galaxy has less mass than nebulae and more mass than a star
A star has more mass than a planet and less mass than a galaxy
A moon has more mass than a star and less mass than a planet
A universe has less mass than a galaxy and more mass than a planet
A system of billions of stars, gas, and dust held together by gravity is called a-
star
nebula
galaxy
universe
Which answer choice best describes a star?
a sphere of gas and dust that contains many elements and produces light from fusion and fission reactions.
a collection of gases from several nebulae hot enough to cause a nuclear reaction
a sphere of matter with a temperature and density great enough to cause a nuclear reaction at its center
a collection of hot gases that produces heat but no light
Categorize this galaxy.
irregular
spiral
elliptical
crab
Which of these statements is true concerning the Milky Way galaxy?
Earth is located in the center of the Milky Way galaxy.
The Sun is one star that can be found in the Milky Way galaxy.
There are approximately one million stars in the Milky Way galaxy.
There are nine planets in the Milky Way galaxy.
A _____ is the death of a large star by massive explosion.
Galaxy
Nebula
Universe
Supernova
The color of a star depends on its?
Shape
Temperature
Size
What color are the hottest stars?
Orange
Blue
Red
Green
In which list are celestial features correctly shown in order of increasing size?
galaxy, solar system, universe, planet
solar system, galaxy, planet, universe
planet, solar system, galaxy, universe
universe, galaxy, solar system, planet
The Sun is a ...
Galaxy
Planet
Star
Universe
An object that orbits around a planet is
a planet
a star
a satellite
an asteroid
A comet is made of....
dust
ice
gas
All of them are correct
Check ALL of the things that are in our universe.
Stars, asteroids, galaxies, planets
Just planets and galaxies
Just stars, galaxies and asterioids
Just planets and stars
Before the Big Bang, the universe was the size of a pinhead.
True
False
The diagram below shows the alignment of the sun, the moon, and Earth. In which locations are neap tides taking place?
1 and 2
1 and 3
2 and 4
3 and 4
Spring tides have the largest tidal ranges because...
the earth, moon, and sun are aligned for greater gravitational force.
the moon has the strongest gravitational force.
the sun has the most gravitational force.
none of the above
High tides and low tides each happen _____ times per day.
4
2
1
24
What is this?
(a)
It orbits another planet to collect information.
Moon
Satellite
Telescope
What do scientists use to see planets and stars close up?
orbit
satellite
telescope
It can travel into space and come back again.
satellite
space shuttle
orbit
A space shuttle is _______.
a rocket that travels into space and comes back to earth.
scientist used to see planets and stars closed up.
can move across the surface of a planet and moon.
A rover is _______.
a rocket that travels into space and comes back to earth.
scientist used to see planets and stars closed up.
can move across the surface of a planet and moon.
A telescope is _______.
scientist used to see planets and stars closed up.
a rocket that travels into space and comes back to earth.
can move across the surface of a planet and moon.
Which type of space tool collects visible light and separates it into bands of color?
spectroscope
telescope
Seismograph
Space probe
The first major optical space telescope to be put into space was the
Hubble Telescope
Mir
James Webb Space Telescope
Voyager
A small robotic space probe that can move about on the surface of a planet or moon is
Orbiter
Rover
Space Station
Apollo
Unmanned space vehicles that take instruments into space to collect data are called
Satellite
Space Shuttle
Rocket
Space Probe
A Telescope that uses a set of lenses to gather and focus light from distant objects is called a
refracting telescope
optical looking device
spectroscope
reflecting telescope
A telescope that uses a curved mirror to gather and focus light from distant objects is called a ____________
reflecting telescope
refracting telescope
spectroscope
optical looking device
All of the following are benefits of unmanned space crafts EXCEPT
instruments can be sent to places humans cannot go
not required to carry luggage (oxygen, water, food)
it can overcome any harsh atmospheric conditions
Analysis time is delayed
2. It is a space technology that orbits the earth, the moon and other celestial objects.
Rocket
Space Shuttle
Space craft
Satellite
