Why isn't Pluto considered a major planet anymore?

It hasn't cleared its orbital path of debris

What's the distinction between a meteoroid, meteor, and meteorite?

A space rock, one in Earth's atmosphere, and one that hits Earth

You're traveling through space! What's a galaxy made of?

A collection of stars, dust, and gas

The difference between a planet and a moon is?

A planet orbits the sun, a moon orbits a planet

Which doesn't correctly describe a neutron star?

Emits bright light like a new star

When you look up at the night sky, what does the universe include?

Everything: stars, planets, dust, black holes, etc.

Think of a 'light year' as a space journey! How long is it?

One year of light travel distance

In sequence, order the events after the Big Bang:

Expansion, first atoms, star deaths, cold universe

In sequence, order the events after the Big Bang:

Expansion, first atoms, star deaths, cold universe

Earth being outside the "Goldilocks Zone" means?

Both hotter and colder depending on the direction

Which doesn't correctly describe a neutron star?

Emits bright light like a new star

Imagine you're in a space trivia! What defines a planetary system?

Planets having a dance around a star

If stars never died, what would be the impact?

There'd be no new star formation

If stars never died, what would be the impact?

There'd be no new star formation

A celestial object is?

Any object found naturally in space

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Unit 1 Universe structure

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Questions 54

Answers

1
Comparatively, how old is our solar system?
Older than the Milky Way
The same age as the universe
Older than the universe
Younger than the Milky Way
2
Spotting celestial objects! Which isn't one?
A natural object in space
A space rock
A magical space unicorn
Shooting star made by a wizard
3
Earth belongs to which galaxy?
The Watery Way Galaxy
The Milky Way Galaxy
The Chocolate Milk Galaxy
The Watery Galaxy
4
The universe is predominantly:
Gas and dust clouds
Rocky planets and extraterrestrial objects
Empty space
Made of stars
5
Why isn't Pluto considered a major planet anymore?
It doesn't orbit the sun
It doesn't have an atmosphere
It hasn't cleared its orbital path of debris
It's too small
6
Comparatively, how old is our solar system?
The same age as the universe
Older than the Milky Way
Younger than the Milky Way
Older than the universe
7
Earth's rotation would change if Earth's diameter was?
Halved
Doubled
Remained the same
Not related to diameter
8
What's the distinction between a meteoroid, meteor, and meteorite?
A space rock, one in Earth's atmosphere, and one that hits Earth
A space rock, one that hits Earth, and one in Earth's atmosphere
One in space, one in Earth's atmosphere, and one that hits Earth
They're all the same
9
A star explosion is termed as?
Black hole
Nebula
Neutron explosion
Supernova
10
Which isn't in the 'planet rule book' for being a planet?
Orbiting a star
Clearing its path in space
Having at least one moon
Must be able to dance
11
The planet nearest to the sun is?
Venus
Mercury
Earth
Mars
12
The red-shift of star light indicates?
Stars are coming closer
Stars are stationary
Stars are moving away from us
Stars are changing colors
13
What planet is known for its rings?
Venus
Neptune
Jupiter
Saturn
14
The end of a massive star's life results in?
A new planet forming
Becoming a Main Sequence Star
A supernova
Forming a small galaxy
15
You're traveling through space! What's a galaxy made of?
Aliens and UFOs
Planets orbiting a star
A collection of stars, dust, and gas
Only shooting stars
16
Your space watch can measure distances! What does it use for galaxies?
Decibels
Meters
Light Years
Decades
17
How do we gauge distance to far-off galaxies?
Meters
Kilometers
Sound years
Light years
18
Our sun is classified as a?
Red Giant
Main Sequence Star
Supergiant
White dwarf
19
The difference between a planet and a moon is?
Both have atmospheres
Planets have their own light, moons don't
A moon is always smaller than a planet
A planet orbits the sun, a moon orbits a planet
20
A galaxy is best described as?
Cluster of stars & dust
Object orbiting star
Hot sphere of plasma
Planet system
21
Which doesn't correctly describe a neutron star?
Emits bright light like a new star
Remnant of a supernova
Made of dense matter
Can become a black hole
22
Which covers everything in existence?
All of the above
All gas and dust
All stars
All planets
23
When you look up at the night sky, what does the universe include?
Just the stars
Planets, stars, and dust
Only our galaxy
Everything: stars, planets, dust, black holes, etc.
24
Think of a 'light year' as a space journey! How long is it?
The distance from Earth to the Moon
One year of constant sunlight
The length of a year when you're light-hearted
One year of light travel distance
25
What were the initial elements formed in the universe?
Carbon and oxygen
Hydrogen and helium
Aluminum and gold
Carbon and iron
26
How far does light travel in a light year?
600,000 miles
More than 6 trillion miles
6 million miles
600 miles
27
What planet(s) sustain life?
Venus
All of the above
Earth
Mars
28
In sequence, order the events after the Big Bang:
Expansion, first atoms, star deaths, cold universe
Star deaths, cold universe, first atoms, expansion
First atoms, star deaths, cold universe, expansion
First atoms, expansion, star deaths, cold universe
29
In sequence, order the events after the Big Bang:
First atoms, star deaths, cold universe, expansion
First atoms, expansion, star deaths, cold universe
Star deaths, cold universe, first atoms, expansion
Expansion, first atoms, star deaths, cold universe
30
Earth being outside the "Goldilocks Zone" means?
Earth would be hotter
Earth would be colder
Earth's gravity would increase
Both hotter and colder depending on the direction
31
Which doesn't correctly describe a neutron star?
Made of dense matter
Remnant of a supernova
Can become a black hole
Emits bright light like a new star
32
Which isn't evidence supporting the Big Bang Theory?
Red-shift of star light
Cosmic background radiation
Composition of stars
Blue-shift of star light
33
The Big Bang Theory primarily elucidates?
Birth of stars
Time's beginning
Universe creation
Galaxy formation
34
Think space fashion! Which planet wears prominent rings?
Jupiter with a hoop
Earth with a belt
Saturn with shimmering rings
Mars with a ring of fire
35
How would you define a planetary system?
A star orbiting a large planet
A cluster of planets
Planets orbiting a star
Group of objects orbiting a planet
36
Imagine you're in a space trivia! What defines a planetary system?
A space party with planets
Just a group of stars
Only dusty areas in space
Planets having a dance around a star
37
Which includes every existing matter and space?
The universe
A galaxy
A star
A planetary system
38
The Big Bang Theory primarily elucidates?
Galaxy formation
Time's beginning
Universe creation
Birth of stars
39
The red-shift of star light indicates?
Stars are coming closer
Stars are moving away from us
Stars are stationary
Stars are changing colors
40
The distance light travels in a year is termed as?
Light energy emitted by a star in a year
A light year
A way to compare light and sound
A sound year
41
If stars never died, what would be the impact?
There'd be no new star formation
Galaxies would be smaller
All of the above
The universe would be less colorful
42
Which galaxy often possesses a supermassive black hole center?
An irregular galaxy
All of the above
A spiral galaxy
An elliptical galaxy
43
If stars never died, what would be the impact?
The universe would be less colorful
All of the above
Galaxies would be smaller
There'd be no new star formation
44
A celestial object is?
Any object found naturally in space
A specific star type
Man-made space object
A planet type
45
The end of a massive star's life results in?
Forming a small galaxy
A new planet forming
Becoming a Main Sequence Star
A supernova
46
A star's color gives clues about its?
Size
Brightness
Surface temperature
Distance
47
What requirements make an object a planet?
All of the above
Clearing its orbital path
Being spherical due to gravity
Orbiting a star
48
Earth's rotation would change if Earth's diameter was?
Not related to diameter
Remained the same
Halved
Doubled
49
What were the initial elements formed in the universe?
Carbon and oxygen
Aluminum and gold
Hydrogen and helium
Carbon and iron
50
If Earth had a twin, what could we call it?
A second sun
A moon
A star
A celestial body
51
What was the universe like 1 second post big bang?
Immense with young galaxies
Cool & expanding slowly
Full of new stars
Hot & rapidly expanding
52
What doesn't define a planet?
Round due to its gravity
Orbits a star
Must have a moon
Cleared orbital path
53
What term depicts a star's brightness?
Luminosity
Spectroscopy
Color
Radiation
54
Earth being outside the "Goldilocks Zone" means?
Earth would be hotter
Earth would be colder
Earth's gravity would increase
Both hotter and colder depending on the direction

Unit 1 Universe structure Flashcards | StudBud