28 questions
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
An explosion that occurs at the end of a stars life cycle is known as:
Superior Star
White Dwarf
Supernova
Neutron star
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
How many main sequence stars is in our solar system?
2
8
1
None
What does the Big Bang Theory tell us
About the popular television show.
That the entire universe was once condensed in the form of primeval atom, or a dense mass.
how the universe began.
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 universe remains static or unchanged in motion.
The galaxies are moving away from us.
None of the above
Light emitted from a star or galaxy can be separated into a band of colors, called a ________.
Red Shift
Spectrum
Wave Length
Microwave
As galaxies move away from our galaxy
a shift on the electromagnetic spectrum
(EMS) is noticed. This phenomena is
called _____________.
redshift
unshift
blueshift
blackshift
The universe is expanding! This means that:
all of the galaxies are spreading out.
the universe is always getting bigger.
the universe must have started from a single point.
all of the above.
How long does it take light from our Sun to reach Earth?
3 seconds
57 hours
8 minutes
1 year
As a whole, Giants are considered hotter than White Dwarfs.
true
false
Which star is the coldest?
yellow
white
red
blue
In the diagram given, what happens as we move to the left?
Stars get larger.
Stars get hotter.
Stars get colder.
Compared to the rest of the stars, our sun is considered...
Extremely Large and Cold
Medium size with medium temperature
Small with a medium temperature
Which category is our Sun located in?
White Dwarfs
Super Giants
Main Sequence
Giants
The category that contains the most stars is...
Super Giants
Giants
Main Sequence
The HR Diagram shows a relationship of a star's surface temperature and its
color
apparent magnitude
size
absolute magnitude
A small, hot star resulting from an average mass star is called a ----- .
white dwarf
Super Giant
protostar
Giant
The best description of a super giant star would be -
hot and bright
average brightness and temp
hot and dim
cool and bright
What color are the hottest stars?
red
orange
yellow
blue
Look at the H-R diagram. Which star is
sort of cool, dim (not too much light), and red?
Betelguse
Procyon B
Sirius B
Barnard's star
What determines the color of a star?
It's size
It's composition.
It's temperature
They are all the same color.