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WorksheetsUnit 7 Stars/Universe LR
Total questions: 55
Worksheet time: 58mins
A wave with a large wavelength will have a ______ frequency and _____ energy
high, low
high, high
low, high
low, low
Which has the LONGEST wavelength and, therefore, the lowest frequency/energy
Gamma Rays
Radio Waves
Visible Light
Infrared rays
Which has the SHORTEST wavelength and, therefore, the highest frequency/most energy
Radio waves
Ultraviolet Rays
Gamma Rays
X-rays
As the frequency of an electromagnetic wave increases, the amount of energy in that wave...
increases.
decreases.
stays the same.
Which color has the highest frequency?
red
orange
green
indigo
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
Which elements are most
abundant in the visible
universe?
Hydrogen and Carbon
Carbon and Helium
Hydrogen and Oxygen
Hydrogen and Helium
As galaxies move away from our galaxy
a shift on the electromagnetic spectrum
(EMS) is noticed. This phenomena is
called _____________.
redshift
blueshift
unshift
blackshift
If a star is being observed from Earth and it's light has shifted towards the red side of the electromagnetic spectrum it would be...
Moving towards the Earth
Moving away from the Earth
This is a trick question that cannot be answered
It isn't a star, it is a very large blueberry.
Red Shift means
galaxies are moving towards each other
galaxies are moving away from each other
What do the initial moments after the Big Bang have in common with the universe as it exists now?
a. All the stars, galaxies, and planets that exist today were formed just a few moments after the Big Bang.
b. The universe back then could not sustain life, and it cannot sustain life now.
c. The universe was extremely hot then, and it is still extremely hot now.
d. The universe began expanding then, and it is still expanding today.
What color of star is the hottest?
Blue
Red
Yellow
Orange
What color of star is the coolest?
Red
Yellow
Blue
White
Which statement describes stars from coolest to hottest?
blue, white, red, orange
white, yellow, orange, red
orange, yellow, blue white
red, orange, yellow, white, blue
Low-mass stars eventually collapse into what final star remnant?
Black holes
Neutron stars
White dwarfs
Nebulae
What will the Sun become at the end of its lifecycle?
red giant
red dwarf
white dwarf
super nova
Sean goes outside and notices that the sun looks larger than the other stars he has seen. Why does the sun appear larger than the other stars?
The Sun is the largest star in the sky.
The Sun looks larger because of the rotation of the Earth.
The Sun looks larger because it is closer to Earth than any other star.
The Sun appears to be the largest star because it gives off the most light.
Why does the Sun appear larger and brighter as seen from Earth than the other stars in the chart? Use the table to help you answer the question.
It is hotter
It is larger
It is closer
It is yellow
Scientists group stars by color and
alike and different
temperature
brightness
There are an estimated 200-400 billion stars in our galaxy, and possibly 100 billion galaxies in our universe. Why does the sun appear to be the largest object in the sky?
The Sun is the closest star to Earth.
The Sun is the biggest star in the universe.
The Sun's light is brighter than any other in the universe.
The Sun just appears large due to the bending of light rays in the atmosphere.
Where do the hurricanes that hit the US form?
in warm water of the western Pacific ocean off the coast of South America
in the warm water of a La Nina
in the warm Atlantic water off the western coast of Africa
in the warm Atlantic water off the coast of Hawaii
