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Quiz von Rebekkah Gresh, aktualisiert more than 1 year ago
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Erstellt von Rebekkah Gresh
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Frage 1
Frage
In the picture, what type of tides is Earth experiencing?
Antworten
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Spring tides
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Neap tides
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Weak tides
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Leap tides
Frage 2
Frage
Mercury has a radius of 2440km and a mass of 3.30x10^23kg. What is Mercury's density?
Antworten
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5.423x10^12kg/km^3
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5.423x10^11kg/km^3
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5,423kg/km^3
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5.42kg/km^3
Frage 3
Frage
The Earth has a density of 5.52kg/L and a volume of 1.082x10^24L. What is the mass of the Earth?
Antworten
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5.52x10^20kg
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52,000kg
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5.97x10^24kg
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5.11x10^-24kg
Frage 4
Frage
If the Moon is in its First and Third Quarter phases, what type of tides is being experienced on Earth?
Antworten
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Leap Tides
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Neap Tides
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Spring Tides
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Weak Tides
Frage 5
Frage
Compute the mass of Jupiter given observations of the Galilean moons: the moon Io takes 1.796 days to complete an orbit, and it orbits at an average distance of 423,000 km (units are in days/km/kg, so use G = 4.98x10^-10)
Antworten
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4.4x10^21kg
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1.035x10^27kg
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1.86x10^27kg
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1.081x10^27kg
Frage 6
Frage
A galaxy is moving away from the Earth at a velocity of +100000m/s. To what wavelength would the H alpha line have shifted to? (assume the rest wavelength of H alpha is 656.25nm).
Antworten
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457nm
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656.25nm
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0.218nm
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656.47nm
Frage 7
Frage
There is a star with an observed wavelength of 645nm and a rest wavelength of 650nm. How fast is the star moving, and is it moving away or towards the Earth?
Antworten
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-2.3x10^6m/s and moving towards the Earth
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2.3x10^6m/s and moving away from the Earth
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2.5x10^4m/s and moving towards the Earth
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-2.5x10^4m/s and moving away from the Earth
Frage 8
Frage
There are two stars in a binary star system orbiting each other. Star Q is 10 solar masses and Star BB is 6 solar masses. They are 4 Au apart. How long does it take them to complete one orbit?
Antworten
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8yrs
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2yrs
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4yrs
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1yr
Frage 9
Frage
Our lab has recorded a previously undetected electromagnetic pulse from deep space. Our equipment indicates that the pulse has an energy of 4.96x10^-28J. What is the pulse's approximate wavelength and then indicate placement on the electromagnetic spectrum?
Antworten
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550nm and it would be Greenish-Blueish Visible Light
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1nm and it would be X-rays
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1000nm and it would be Infrared
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400nm and it would be Violet Visible Light
Frage 10
Frage
The Sun produces energy by:
Antworten
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Nuclear Fusion between Hydrogen atoms in its core
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Nuclear Fission between Hydrogen atoms in its core
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Nuclear Fusion between Helium atoms in its core
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Nuclear Fission between Helium atoms in its core
Frage 11
Frage
What are the layers of the Sun from the innermost to outermost layer?
Antworten
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Convection Zone, Core, Radiative Zone, Photosphere, Chromosphere, Corona
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Core, Radiative Zone, Convection Zone, Photosphere, Chromosphere, Corona
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Radiative Zone, Convection Zone, Core, Photosphere, Corona, Chromosphere
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Radiative Zone, Core, Photosphere, Corona, Convection Zone, Chromosphere
Frage 12
Frage
As the Sun progresses through its life cycle, it will have __________ amounts of Hydrogen and ___________ amounts of Helium.
Antworten
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Lower, Lower
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Higher, Lower
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Lower, Higher
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Higher, Higher
Frage 13
Frage
How long does it take for a photon to reach the surface of the Sun?
Antworten
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10 million years
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10 thousand years
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10 minutes
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100 years
Frage 14
Frage
What are Solar Prominences?
Antworten
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Cool, dark spots on the Sun's surface
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Solar winds or "belches" that spew photons towards the Earth
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A huge plume of glowing gas channeled by magnetic fields
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A winding up of the Sun's magnetic field
Frage 15
Frage
True or False:
Coronal Mass Ejections can affected the Earth's communications, satellites, and even power grids.
Antworten
- True
- False
Frage 16
Frage
In this diagram, the Earth is experiencing Spring Tides.
Antworten
- True
- False
Frage 17
Frage
Some lab equipment has recorded a burst of electromagnetic energy with a frequency of 10^6Hz. What is the wavelength of this electromagnetic energy, and where does it fit on the electromagnetic spectrum?
Antworten
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300nm and it is Blue Visible Light
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300nm and it is Ultraviolet Light
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1nm and it is X-rays
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1m and it is a Radio Wave
Frage 18
Frage
The Solar Cycle is the change in Sunspot and Flare activity from year to year following approximetly an 11 year cycle.
Antworten
- True
- False
Frage 19
Frage
Sunspots cause Solar Flares, which are brief but bright eruptions of hot gas in the chromosphere.
Antworten
- True
- False
Frage 20
Frage
Sunspots are:
Antworten
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Large, dark regions on the surfaces of the sun.
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Cooler than the surrounding surface.
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capable of making magnetic arcs that can channel solar prominences.
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All of the above
Frage 21
Frage
The picture represents what type of spectrum, characterized by bright lines at certain wavelengths separated by darker regions in which little or no radiation is emitted?
Antworten
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Absorption-line spectrum
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Electromagnetic spectrum
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Continuous spectrum
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Emission-line spectrum
Frage 22
Frage
This picture represents an absorption-line spectrum, which results when light with a continuous spectrum passes through a cool gas.
Antworten
- True
- False
Frage 23
Frage
The longer the wavelength of light, the higher level of energy it carries.
Antworten
- True
- False
Frage 24
Frage
A blackbody is a theoretical object that reflects all the radiation falling on it.
Antworten
- True
- False
Frage 25
Frage
Wien's law states that the hotter a body is, the more strongly it will radiate at short wavelengths.
Antworten
- True
- False
Frage 26
Frage
A Red Giant Star is hotter than a Blue Giant Star.
Antworten
- True
- False
Frage 27
Frage
A continuous spectrum is spectrum in which the intensity changes smoothly with the wavelength, and all colors are present.
Antworten
- True
- False
Frage 28
Frage
According to Doppler Shift: Waves shorten as a source approaches the observer and lengthens as it recedes.
Antworten
- True
- False
Frage 29
Frage
The planets in order from closest to the Sun to furthest from the Sun follow which order?
Antworten
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Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
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Mars, Venus, Earth, Mercury, Jupiter, Uranus, Neptune, Saturn
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Earth, Mercury, Venus, Jupiter, Mars, Neptune, Saturn, Uranus
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Jupiter, Saturn, Earth, Mars, Venus, Neptune, Uranus, Mercury
Frage 30
Frage
The outer planets (Jupiter, Saturn, Neptune and Uranus) are also known as Terrestrial Planets.
Antworten
- True
- False
Frage 31
Frage
Venus is the largest of the terrestrial planets
Antworten
- True
- False
Frage 32
Frage
The orbits of the planets are roughly circular, although not quite.
Antworten
- True
- False
Frage 33
Frage
The asteroid belt in the solar system is located between which two planets?
Antworten
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Earth and Mars
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Mars and Jupiter
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Jupiter and Saturn
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Saturn and Neptune
Frage 34
Frage
The Kuiper Belt and the Oort Cloud are areas beyond Neptune where objects (asteroid, comets, dwarf planets..etc) exist, orbiting the Sun.
Antworten
- True
- False
Frage 35
Frage
Venus is odd among the planets because it:
Antworten
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Has an sideways axis
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Is composed like a gas giant, but is between terrestrial planets
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Orbits the Sun opposite of the other planets
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Rotates slowly, and backwards in comparison to other planets
Frage 36
Frage
Uranus' axis is nearly vertical, which is odd in comparison to the other planets, which axis' lie at distinct tilts.
Antworten
- True
- False
Frage 37
Frage
The Gas Giants have a much lower density in comparison to the Terrestrial Planets because:
Antworten
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Only the Terrestrial Planets have large, solid iron cores
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The Gas Giants are made of solely lighter carbon gases
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The Gas Giants are very large with a large amount of mass
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The volume of the Gas Giants is very small
Frage 38
Frage
The element Cooltonium has just been discovered. Scientist learn that it has a half-life of 20 years in which the parent atoms turn into another recently discovered element, Losertonium. A sample of Cooltonium has 10,000 atoms of Cooltonium and 0 atoms of Losertonium. How many atoms of Cooltonium will be left after 5 half-lives?
Antworten
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312.5 atoms
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500 atoms
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.003125 atoms
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5,000 atoms
Frage 39
Frage
We are able to get close to the age of the Solar System based off of meteorites found on Earth.
Antworten
- True
- False
Frage 40
Frage
Which is the correct order for the creation of the solar system (from earliest to latest)?
Antworten
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The planets formed first by hot gases, the Sun then formed afterwards, the moons and other satellites were then captured by the Sun and Planets.
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The Sun formed first from hot gas, the Sun captured wandering planets, the planets captured wandering asteroids to make moons.
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The Sun formed first from hot gases, then the planets formed by condensation and accretion, and moons and satellites were later captured by the planets.
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The Sun formed, then the Sun spun off gas and dust which formed the planets, the planets spun off dust which solidified into moons
Frage 41
Frage
Condensation occurs when a gas cools and its molecules stick together to form liquid or solid particles.
Antworten
- True
- False
Frage 42
Frage
The Earth is differentiated because its hot, molten state cooled very quickly.
Antworten
- True
- False
Frage 43
Frage
It is believed the Earth was bombarded by meteorites early in its formation.
Antworten
- True
- False
Frage 44
Frage
One way we detect exo-planets is through Doppler Shift.
Antworten
- True
- False
Frage 45
Frage
The Earth is made of layers. The order of these layers from innermost to outermost is:
Antworten
-
Solid core, liquid core, upper mantle, lower mantle, crust
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Liquid core, solid core, upper mantle, lower mantle, crust
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Solid core, lower mantle, upper mantle, liquid core, crust
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Solid core, liquid core, lower mantle, upper mantle, crust
Frage 46
Frage
Convection taking place in the Earth's Mantle allows for Plate Tectonics which can significantly change the surface of the Earth.
Antworten
- True
- False
Frage 47
Frage
The bright, white areas on the moon are called:
Antworten
-
Maria
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Highlands
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Craters
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Rilles
Frage 48
Frage
The Moon's large, smooth, dark areas are called:
Antworten
-
Maria
-
Rilles
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Highlands
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Craters
Frage 49
Frage
The Maria are much older than the Highlands, as indicated by the large amounts of craters.
Antworten
- True
- False
Frage 50
Frage
Due to synchronous rotation, the same side of the Moon is always facing the Earth.
Antworten
- True
- False
Frage 51
Frage
What is the Greenhouse Effect?
Antworten
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It is an effect where plants grow significantly better in certain location on the Earth
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It is a phenomenon caused by gases that traps heat in the Earth's atmosphere, keeping it warm.
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It is a protective layer that reflects all dangerous solar rays from impacting the Earth
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It is another name for the Earth's atmosphere
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