Definitions
1
2
3
True or False
100
The _______________ is everything that exists, including all of space.
Universe
100
Which of these objects is the largest?
A. Earth
B. Sun
C. Moon
B. Sun
100
What is the name of the galaxy we live in?
The Milky Way Galaxy
100
What is the name of the lab that orbits the Earth where astronauts can live for days, weeks, or even months?
The International Space Station (ISS)
100
The Sun is the largest star in the universe
False!
200
________ is the vast, empty area where everything exists, including planets, stars, and galaxies.
space
200
What is the name of the FIRST space telescope launched by NASA in 1990?
The Hubble Space Telescope
200
What is the name of the galaxy closest to our own?
The Andromeda Galaxy
200
Put these objects in order from smallest to largest:
Meteor
Asteroid
Comet
Meteor, Comet, Asteroid
200
Our universe is estimated to be about 13.77 billion years old.
True
300
What is the definition of a light-year?
The total distance a beam of light travels in one year.
300
Why do Scientists use scale models to represent very large or very small objects?
Scientist need to use scale models to represent large and small objects because the objects can't be drawn or built to their original size.
300
What is the name of the most recent space telescope launched by NASA in 2021?
The James Webb Space Telescope
300
Why do scientists use light-years instead of km or miles when describing how far away stars are?
they use light-years because stars are very far away and light-years are larger than km or miles.
300
Our Sun is the center of the Milky Way Galaxy.
False
400
A measurement that represents the distance between the Sun and the Earth, which is approximately 93 million miles.
Astronomical Units (AU)
400
What is the name of a building that houses high powered telescopes that allow astronomers to study the universe from Earth?
Observatories
400
How do satellites help us learn more about space?
Satellites can send information all over the world by sending signals from space to receivers on Earth.
400
What unit of measure is used for things in space that are within our solar system?
Astronomical Units (AU)
400
1 light-year is about 6 Billion miles.
False
500
A _____________ ____________ typically consists of one star, like our Sun, and various other objects that revolve around it.
Solar System
500
Is this picture drawn to scale?
No, the Moon should be much smaller and the Sun should be much larger. The Sun should also be farther way.
500
What 3 parts make up a space shuttle?
1. Rocket launcher
2. Spaceship
3. Space Plane
500
What unit of measure is used for things in space that are outside our solar system?
Light-years
500
Planets that are farther away from the Sun have longer revolutions than planets that are closer.
True