NEW
Font size
S
M
L
XL
WorksheetsStars, Galaxies, & Space Exploration
Total questions: 25
Worksheet time: 13mins
Name
Class
Date
1.
A __________________________ is a huge collection of stars, gases, and dust that is classified by shape.
a)
galaxy
b)
Big Bang Theory
c)
light-year
2.
The distance between stars is measured in units called __________________.
a)
astronomical unit
b)
light-year
c)
Milky Way
3.
According to the ________________________, the universe formed from a single point and is still expanding.
a)
Milky Way
b)
star
c)
Big Bang Theory
4.
Earth and the rest of the solar system are located in the galaxy ___________________.
a)
Milky Way
b)
star
c)
Andromeda
5.
The Local Group is a ___________________ made up of approximately 30 galaxies.
a)
light-year
b)
cluster
c)
star
6.
A _________________________ is a sphere of very hot, burning gas.
a)
star
b)
galaxy
c)
moon
7.
pulls clusters of stars together in most galaxies.
a)
air
b)
Big Bang Theory
c)
gravity
8.
Galaxies interact and sometimes
a)
divide apart.
b)
merge together.
c)
dissolve.
9.
Matter in the universe is _______ when a star explodes.
a)
recycled
b)
lost
c)
purple
10.
According to most scientists, the universe formed 13 to 14 _________ years ago.
a)
million
b)
billion
c)
trillion
11.
The investigation of physical conditions in space and on stars, planets, and other celestial bodies through the use of satellites, space probes, or spacecrafts with human crews.
a)
Space Exploration
b)
Newton's Law of Gravity
c)
the ISS
12.
The father of modern science who made improvements to the telescope and discovered the four largest moons of Jupiter
a)
Albert Einstein
b)
Isaac Newton
c)
Galileo Galilei
13.
A vehicle for exploring the surface of an extraterrestrial object.
a)
rover
b)
the International Space Station
c)
Observetory
14.
National Aeronautics and Space Administration, or NASA is the agency dedicated to exploring space and represents:
a)
Germany, Russia, and the USA
b)
The NATO conference
c)
The United States government
15.
Something that orbits around another object
a)
rocket
b)
satellite
c)
space shuttle
16.
Which vehicle’s engine is filled with chemical propellants?
a)
rocket
b)
rover
c)
satellite
17.
What is designed and built to transport people and cargo between Earth and space?
a)
space rocket
b)
space shuttle
c)
space prove
18.
The International Space Station began in
a)
1988
b)
1998
c)
2000
19.
To which rocky planet are scientists planning a manned space mission
a)
Jupiter
b)
Mars
c)
Neptune
20.
Which tool allows scientists to take pictures very distant objects such as other galaxies, stars, and planets?
a)
telescope
b)
periscope
c)
space shuttle
21.
Which space equipment transports humans into space from Earth?
a)
space shuttle
b)
space prove
c)
satellite
22.
How did Galileo discover the moons on Jupiter
a)
space mission
b)
rover
c)
telescope
23.
Who was the first human to journey into space?
a)
Neil Armstrong
b)
Galileo Galilei
c)
Yuri Gararin
24.
What object is launched into orbit and designed to send and receive information?
a)
rover
b)
satellite
c)
space shuttle
25.
When a spacecraft performs a fly-by mission past another planet, this quick trip can collect
a)
Soil samples and rocks
b)
close-up images
c)
Payload trash to take home
Reset
