3862292
Descrição
Quiz por Rebekkah Gresh, atualizado more than 1 year ago
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Criado por Rebekkah Gresh
mais de 8 anos atrás
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Questão 1
Questão
In the picture, what type of tides is Earth experiencing?
Responda
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Spring tides
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Neap tides
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Weak tides
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Leap tides
Questão 2
Questão
Mercury has a radius of 2440km and a mass of 3.30x10^23kg. What is Mercury's density?
Responda
-
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
Questão 3
Questão
The Earth has a density of 5.52kg/L and a volume of 1.082x10^24L. What is the mass of the Earth?
Responda
-
5.52x10^20kg
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52,000kg
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5.97x10^24kg
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5.11x10^-24kg
Questão 4
Questão
If the Moon is in its First and Third Quarter phases, what type of tides is being experienced on Earth?
Responda
-
Leap Tides
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Neap Tides
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Spring Tides
-
Weak Tides
Questão 5
Questão
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)
Responda
-
4.4x10^21kg
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1.035x10^27kg
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1.86x10^27kg
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1.081x10^27kg
Questão 6
Questão
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).
Responda
-
457nm
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656.25nm
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0.218nm
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656.47nm
Questão 7
Questão
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?
Responda
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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
Questão 8
Questão
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?
Responda
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8yrs
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2yrs
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4yrs
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1yr
Questão 9
Questão
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?
Responda
-
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
Questão 10
Questão
The Sun produces energy by:
Responda
-
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
Questão 11
Questão
What are the layers of the Sun from the innermost to outermost layer?
Responda
-
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
Questão 12
Questão
As the Sun progresses through its life cycle, it will have __________ amounts of Hydrogen and ___________ amounts of Helium.
Responda
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Lower, Lower
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Higher, Lower
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Lower, Higher
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Higher, Higher
Questão 13
Questão
How long does it take for a photon to reach the surface of the Sun?
Responda
-
10 million years
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10 thousand years
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10 minutes
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100 years
Questão 14
Questão
What are Solar Prominences?
Responda
-
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
Questão 15
Questão
True or False:
Coronal Mass Ejections can affected the Earth's communications, satellites, and even power grids.
Responda
- True
- False
Questão 16
Questão
In this diagram, the Earth is experiencing Spring Tides.
Responda
- True
- False
Questão 17
Questão
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?
Responda
-
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
Questão 18
Questão
The Solar Cycle is the change in Sunspot and Flare activity from year to year following approximetly an 11 year cycle.
Responda
- True
- False
Questão 19
Questão
Sunspots cause Solar Flares, which are brief but bright eruptions of hot gas in the chromosphere.
Responda
- True
- False
Questão 20
Questão
Sunspots are:
Responda
-
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
Questão 21
Questão
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?
Responda
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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
Questão 22
Questão
This picture represents an absorption-line spectrum, which results when light with a continuous spectrum passes through a cool gas.
Responda
- True
- False
Questão 23
Questão
The longer the wavelength of light, the higher level of energy it carries.
Responda
- True
- False
Questão 24
Questão
A blackbody is a theoretical object that reflects all the radiation falling on it.
Responda
- True
- False
Questão 25
Questão
Wien's law states that the hotter a body is, the more strongly it will radiate at short wavelengths.
Responda
- True
- False
Questão 26
Questão
A Red Giant Star is hotter than a Blue Giant Star.
Responda
- True
- False
Questão 27
Questão
A continuous spectrum is spectrum in which the intensity changes smoothly with the wavelength, and all colors are present.
Responda
- True
- False
Questão 28
Questão
According to Doppler Shift: Waves shorten as a source approaches the observer and lengthens as it recedes.
Responda
- True
- False
Questão 29
Questão
The planets in order from closest to the Sun to furthest from the Sun follow which order?
Responda
-
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
Questão 30
Questão
The outer planets (Jupiter, Saturn, Neptune and Uranus) are also known as Terrestrial Planets.
Responda
- True
- False
Questão 31
Questão
Venus is the largest of the terrestrial planets
Responda
- True
- False
Questão 32
Questão
The orbits of the planets are roughly circular, although not quite.
Responda
- True
- False
Questão 33
Questão
The asteroid belt in the solar system is located between which two planets?
Responda
-
Earth and Mars
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Mars and Jupiter
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Jupiter and Saturn
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Saturn and Neptune
Questão 34
Questão
The Kuiper Belt and the Oort Cloud are areas beyond Neptune where objects (asteroid, comets, dwarf planets..etc) exist, orbiting the Sun.
Responda
- True
- False
Questão 35
Questão
Venus is odd among the planets because it:
Responda
-
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
Questão 36
Questão
Uranus' axis is nearly vertical, which is odd in comparison to the other planets, which axis' lie at distinct tilts.
Responda
- True
- False
Questão 37
Questão
The Gas Giants have a much lower density in comparison to the Terrestrial Planets because:
Responda
-
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
Questão 38
Questão
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?
Responda
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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
Questão 39
Questão
We are able to get close to the age of the Solar System based off of meteorites found on Earth.
Responda
- True
- False
Questão 40
Questão
Which is the correct order for the creation of the solar system (from earliest to latest)?
Responda
-
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
Questão 41
Questão
Condensation occurs when a gas cools and its molecules stick together to form liquid or solid particles.
Responda
- True
- False
Questão 42
Questão
The Earth is differentiated because its hot, molten state cooled very quickly.
Responda
- True
- False
Questão 43
Questão
It is believed the Earth was bombarded by meteorites early in its formation.
Responda
- True
- False
Questão 44
Questão
One way we detect exo-planets is through Doppler Shift.
Responda
- True
- False
Questão 45
Questão
The Earth is made of layers. The order of these layers from innermost to outermost is:
Responda
-
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
-
Solid core, liquid core, lower mantle, upper mantle, crust
Questão 46
Questão
Convection taking place in the Earth's Mantle allows for Plate Tectonics which can significantly change the surface of the Earth.
Responda
- True
- False
Questão 47
Questão
The bright, white areas on the moon are called:
Responda
-
Maria
-
Highlands
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Craters
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Rilles
Questão 48
Questão
The Moon's large, smooth, dark areas are called:
Responda
-
Maria
-
Rilles
-
Highlands
-
Craters
Questão 49
Questão
The Maria are much older than the Highlands, as indicated by the large amounts of craters.
Responda
- True
- False
Questão 50
Questão
Due to synchronous rotation, the same side of the Moon is always facing the Earth.
Responda
- True
- False
Questão 51
Questão
What is the Greenhouse Effect?
Responda
-
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
-
It is another name for the Earth's atmosphere
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