WorksheetsAstronomy Summative Review
Total questions: 41
Worksheet time: 21mins
What is an interstellar cloud of gas and/or dust?
Sun
Asteroid
Natural satellite (moon)
Comet
Nebula
A great island of stars in space, all held together by gravity and orbiting a common center
Nebula
Planet
Universe
Galaxy
What is a star and all the material which orbits it, including its planets and their moons?
Solar (star) system
universe
Natural satellite (moon)
Comet
galaxy
The total of all matter, energy, and time - everything within and between all the galaxies
universe
natural satellite (moon)
galaxy
solar (star) system
What is a moderately large object which orbits a star; it shines by reflected light.
Star
Planet
Natural satellite (moon)
Galaxy
Nebula
What is a relatively small and icy object which orbits a star?
Sun
Asteroid
Natural satellite (moon)
Comet
Nebula
What is a large, glowing ball of gas that generates heat and light through nuclear fusion?
Star
Planet
Natural satellite (moon)
Galaxy
Nebula
What is A relatively small and rocky object which orbits a star?
Sun
Asteroid
Natural satellite (moon)
Comet
Nebula
What is an object which orbits a planet?
Star
Planet
Natural satellite (moon)
Galaxy
Nebula
What are the inner and outer planets separated by?
natural satellites (moons)
Rings
Asteroid belt
gas giants
True or false: All terrestrial (inner) planets have rings
True
False
What is true about the outer planets compared to the inner planets? Select all that apply.
have more moons
have few or no moons
are larger
are smaller
have rings
What are outer planets made of?
heavy metals
gases
liquids
True or false: Inner planets are composed of rock and heavy metal.
True
False
it would multiply by 2
it would divide by 2
it would multiply by 4
it would divide by 4
If the distance between the two objects was divided by 4, what would happen to the force due to gravity?
Fg = r2Gm1m2
It would multiply by 4
It would divide by 4
It would multiply by 16
It would divide by 16
If the mass of one of the objects was multiplied by five, what would happen to the force due to gravity?
It would multiply by 5
It would divide by 5
It would multiply by 25
It would divide by 25
Fg=r2Gm1m2
If the distance between the two objects were multiplied by 3, what would happen to the force due to gravity?
It would be multiplied by 3
it would divide by 3
it would be multiplied by 9
it would divide by 9
What is white light?
White light is all the wavelengths of visible light combined
White light is all the wavelengths of the electromagnetic spectrum
White light is all the wavelengths of ultraviolet reflected
White light is the absence of all color.
What tool separates white light into individual wavelengths?
diffraction grating
telescope
the Doppler effect
the electromagnetic spectrum
Why is it possible to identify elements using spectroscopy?
Every element contains wavelengths of all colors.
Every element has a different combination of wavelengths that make up its spectrum
Every element has a different combination of amplitudes that make up its spectrum
It is not possible to identify elements using spectroscopy.
Sodium
Neon
Mercury
Hydrogen
Helium
Sodium
Neon
Mercury
Hydrogen
Helium
Sodium
Neon
Mercury
Hydrogen
Helium
What can spectroscopy tell us about the universe?
How old stars and galaxies are
What stars are made of
How fast a star or galaxy is moving compared to us
Whether the star or galaxy is moving toward or away from us
When an object is moving toward you, how does its wavelengths of light or sound change?
The wavelengths are longer
The wavelengths are shorter
The wavelengths do not change
The wavelengths get lower
When an object is moving away from you, how does its wavelengths of light or sound change?
The wavelengths are longer
The wavelengths are shorter
The wavelengths do not change
The wavelengths get lower
When an object is moving away from you, how does the sound it makes change?
The pitch gets higher
The pitch gets lower
The color gets more blue
The color gets more red
nothing changes
When an object is moving away from you, how does the light it gives off change?
The pitch gets higher
The pitch gets lower
The color gets more blue
The color gets more red
nothing changes
When an object is moving toward you, how does the sound it makes change?
The pitch gets higher
The pitch gets lower
The color gets more blue
The color gets more red
nothing changes
When an object is moving toward you, how does the light it gives off change?
The pitch gets higher
The pitch gets lower
The color gets more blue
The color gets more red
nothing changes
Which spectrum shows a galaxy that is not moving with respect to us? The spectrum shown here is the object at rest.
Which spectra show galaxy(ies) moving away from you? The spectrum shown here is the object at rest.
Which spectra show galaxy(ies) moving toward you? The spectrum shown here is the object at rest.
Which spectrum shows a galaxy moving away from you the fastest? The spectrum shown here is the object at rest.
Which spectrum shows a galaxy moving toward you the fastest? The spectrum shown here is the object at rest.
What tells us that the universe is expanding?
The spectra of most stars and galaxies is red shifted
The speed of light and drag from the solar wind
The number of stars in our galaxy is increasing
Elements are constantly being regenerated by nuclear fission
The spectra of most stars and galaxies is blue shifted
What is the CMBR (cosmic microwave background radiation)
The shape of the universe
The first primordial elements
Red shifted galaxies
Leftover energy from the Big Bang
As part of the theory of where elements come from, it is hypothesized that before stars were formed, most of the matter in the universe consisted of what atoms?
hydrogen and helium
nitrogen and carbon
silicon and lithium
uranium and radium
Which of the following is not strong evidence supporting the Big Bang Theory?
Presence of cosmic microwave background radiation.
The wavelength of the light from distant galaxies is slightly towards the red side of the visible spectrum
The wavelength of the light from distant galaxies is slightly towards the blue side of the visible spectrum
Ancient dust clouds are composed primarily of hydrogen and helium, the two most simple elements
