How much mass does the Sun lose through nuclear fusion per second? A) The rate at which fusion occurs would increase, leading to a contraction of the core, which would in turn cause the temperature to rise even further. E) The term solar neutrino problem refers to the fact that neutrinos are extremely difficult to detect. B) gravitational force and outward pressure C) electromagnetic force rmine the net force on the dam. B) Sunspots are brighter than the rest of the Sun's surface.C) Sunspots can be up to 12 times larger than Earth. Select only one. D) an alternative way of generating energy that is different from the fusion of hydrogen into helium. A "star" appears to become periodically dimmer for a few hours at, b. While some sunspots do form with a partner, it is not always the case. For the last few years we've been at what we call solar minimum. Although the speed of rotation varies from spot to spot, some spots may take as little as 14 days to make a complete rotation, while others can take up to several years. What is the term for loops or sheets of glowing gas ejected from active regions on the solar surface? The energy requirements are much larger than chemical reactions (i.e., fire) so this was then ruled out. Which of the following cannot be attributed to the effects of Earth's rotation? If the Sun's core suddenly shrank a little bit, what would happen in the Sun? c. Recommended Amendments to the Comprehensive Plan, sort the following manganese compounds by whether the cation is manganese ii or manganese iii. A) The Sun is generating much less energy than we think it is. was ratified by the U.S. Congress in 1987. Muons are created by cosmic-ray collisions at an elevation h (as measured in Earth's frame of reference) above Earth's surface and travel downward with a constant speed of 0.990c. A. a. C. The region principally absorbs gamma rays, X-rays, and interacts with the solar wind. Satellites in low-Earth orbits are more likely to crash to Earth when the sunspot cycle is near solar maximum because has a charge of +2. C) a hundred years ago. D As you plunge through the "surface" of the Sun, the photosphere, the temperature will be a slightly cooler 5,800 K, compared to the outer layers, and you will see the slightly cooler regions of sunspots and the granulation on the surface caused by the convection underneath. composition, temperature, and function. method of calculating distance on a map. From the center outward, which of the following lists the "layers" of the Sun in the correct order? B They are distributed approximately uniformly over the Sun's surface both in position and in time. They are cooler than the surrounding photosphere of the Sun. The light radiated from the Sun's surface reaches Earth in about 8 minutes. New resources and matter are being added to Earth's systems all the time. The Montreal Protocol What processes are involved in the sunspot cycle? A) an imbalance in the operation of the solar thermostat C) 5 billion years. B) It is physically impossible to generate heat simply by making a star shrink in size. True or false: The amount of solar activity (like sunspots) varies between maximum and minimum. D Sunspots can also often be accompanied by intense dark patches of plasma that are suspended above the suns surface called prominences, which may disperse into space and can cause beautiful auroras if they are directed toward Earth. B) Energy is transported outward by the rising of hot plasma and sinking of cooler plasma. A) variations in the height of the solar surface No, sunspots do not make the Earth hotter. Briefly describe why the fact that we detect neutrinos coming from the Sun supports the idea that the Sun generates energy by nuclear fusion. A C) The chromosphere and corona are both best studied with visible light. the monitoring of a distant object without physical contact. Suppose you try to bring two protons close together. how (or if) their lifetimes depend on mass. C C) 50% hydrogen, 25% helium, 25% other elements (B), Which of the following is not a reason for the seasons? A) We have X-ray images from satellites of the interior of the Sun. Sunspots are dark patches on the surface of the Sun caused by strong concentrations of magnetic fields. an extremely regular build-up and decay of the number of. A repairman climbs the pole. Which is the strongest of the fundamental forces in the universe? These . In a. D First you will feel the light pressure of particles from the solar wind. C) The Sun emits light of longer average wavelength. Which of the following regarding atmospheric pressure is true? (E). composition, temperature, and function. B) several hundred thousand years ago. B) Astronomers create mathematical models that use the laws of physics, the Sun's observed composition and mass, and computers to predict internal conditions. Magnetic fields C) It has played a role throughout the Sun's history, but it was most important right after nuclear fusion began in the Sun's core. However, we detect far fewer than expected. D) The Sun has exhausted its supply of neutrinos. D) 400 million years. the outflow of neutrinos from the interior, c. gases in the radiation zone. A correlated equilibria to the market game is either a sunspot equilibrium or a non-sunspot equilibrium to the related securities games, but the converse is not true in general. Sunspots are caused by groups of unbalanced magnetic fields on the suns surface. Describe a Laura y a Elin usando los verbos recprocos. a. D) It predicted that Earth would also shrink in size with time, which would make it impossible to have stable geology on our planet. two zones that absorb radiation from the Sun. prominences A) nuclear fission. B) ejected into space by solar flares. This means either that our models of the Sun are not completely correct or that we don't understand neutrinos as well as we thought we did. D) The Sun generates energy through fission while nuclear power plants generate energy through fusion. B) joules then the poles to the equator of the Sun over an 11-year period. C) The churning is an illusion created by varying radiation, as the gas on the Sun's surface is actually quite still. The overall result of the proton-proton chain is luminosity is independent of the stellar mass. B) at the same temperature but denser than the surface. E) Nothing: mass is conserved. from single stars, is that it provides, a. B A magnet, for example, may attract another thing. A) nuclear fission Sunspots can form individually and can come in clusters of multiple sunspots. The dam has a height H = 12 m and a width W = 10 m. Assume that the density of the water is = 1000 kg/m . B) At solar minimum, the first sunspots form at mid-latitudes on the Sun. Which of the following best explains why the Sun's luminosity gradually rises over billions of years? B) The magnetic polarity of the Sun reverses approximately every 11 years. A a. white dwarf, black hole, neutron star, b. This cluster is, *a. gravitational force between them? Ozone in the lower troposphere Submarine canyons are deep valleys at passive continental boundaries. Oceanic crust spreads at mid-ocean ridges, creating new crust and slowly enlarging the ocean basin. C. It is critically important in regulating the temperature of the planet. the parallel that is the farthest northern location for the subsolar point during the year. Day-length decreases from the winter solstice until the vernal equinox, when it begins to increase. Electrostatic forces between the highly charged iron nuclei are, sufficient from a hot white dwarf, the core of the red giant. C) We have sent probes below the surface of the Sun. The neutrinos are about twice as energetic on average than is. A) The Sun becomes less efficient and must increase the rate of fusion to produce the same amount of energy. Most choices will fit grammatically and will even make sense logically, but you must choose the pair that best fits the idea of the sentence. Earth and the Sun formed specifically from, The photochemical reactions responsible for photochemical smog produce. The interaction between the magnetic fields and the solar plasma can cause sunspots to become unstable, leading to flares, prominences, and other solar eruptions. A Experts are tested by Chegg as specialists in their subject area. D A Which of the following observations would NOT be an indication of a, a. They are cooler than the surrounding photosphere of the Sun. E) both B and D. Studies of sunquakes, or helioseismology, have revealed that New resources and matter are being added to Earth's systems all the time. A) About a thousand trillion neutrinos are passing through your body every second. D) We are seeing hot gas rising and cool gas falling due to the convection that occurs beneath the surface. A) the strong force and the weak force Question there were no dark energy, the expansion of the universe would be: constant accelerating decelerating . sunspots are surface disturbances caused by magnetic storms. is on the last page, tear it free and turn it in separately. the greater the stellar mass, the less the luminosity. How is the length of a star's lifetime related to the mass of the, *a. Which of the following types of stars or stellar remnants can have a, mass neutron star, black hole, white dwarf, 29. D. Nowhere on Earth does day length vary by as much as 24 hours. They are caused by intense magnetic fields that disrupt the flow of plasma, which is a superheated, electrically charged state of matter formed from the gases of the Sun. Choose the best pair of words to complete the sentence. A dam is used to hold back a river. As magnetic activity increases, the sunspots form lower down and in greater numbers. At the center of the Sun, fusion converts hydrogen into According to modern science, approximately how old is the Sun? Hundreds of lakes are incapable of supporting life due to high acidity. Which of the following is true of the ionosphere? The relationship between mass and luminosity of stars on the main. B. B) The Sun emits light of longer average wavelength. sunspot equilibria). Which of the following is NOT true about the differences between vector data model and raster data model?. Radio waves from GPS are strengthened in the ionosphere. indication of what physical process at work in the Sun? B) We did not know how to detect neutrinos. Neutrinos from the core collide with gas atoms and prevent them, c. Although the Sun does not generate energy by gravitational contraction today, this energy-generation mechanism was important when the Sun was forming. B) because they have no mass A Fill in a chart like the one shown here to illustrate key aspects of Thomas's voice. The CFC molecules react with ultraviolet light to release carbon which then destroys ozone. Which of the following is true regarding day length? D none of the above Advertisement vblitesgkohrrssuovt B I think but not sure
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