1. How do we know the phenomena of the sun are magnetic? 2. What process do low/medium mass stars use to fuse H to He? 3. What process do higher mass stars use to fuse H to He? 4. how is the magnetic field of the earth generated? how does it change over time? 5. What planet was impacted so hard that its tilt now causes its poles to face the sun? 6. Why are bi polar jets a sign of solar system birth? What makes the jets?
Q1.
Ans: Due to phenomena of sunspots we conclude that phenomena of sun are magnetic.. Sunspots are dark, irregularly shaped areas which can sometimes be observed on the surface of the sun. They appear dark because they are about 2000° C cooler than the surrounding sun's surface. Their strong magnetic field inhibits convection of heat to the surface.
1. How do we know the phenomena of the sun are magnetic? 2. What process do...
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retention 10.18 The following are the average distances of the planets in the solar system from the 25 Distance (millions of miles) 47.163 67.235 92.960 141.61 313.00 483.60 886.70 1783.0 2794.0 3666.0 Planet No. Planet Mercury Venus Earth Mars Asteroids Jupiter Saturn Uranus Neptune Pluto 4 10 (a)...
1.What process is pushing back against gravity in the very center (the core) of sun-like stars? 2."... the length of time a star spends on the main sequence is determined almost entirely by its mass with the counterintuitive result that less massive stars live longer." What is the fundamental reason why massive stars live a much shorter time than the Sun, even though they might have 30 times as much mass – and thus more fuel – available? 3.The text...
1) The Solar and Sidereal days difer from each other by about 4 minutes. How much distance, relative to the Sun and in km, does the Earth travel during that time? (You may approximate the Earth's orbit as a perfect circle.) 2) How many degrees does the Moon move in its orbit during one Earth-day. Use the Moon's orbital period relative to distant stars, i.e. use its sidereal period. 3) a) Since the Earth makes one full revolution every 24...
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QUESTION 10 How do astrophysicists account for neutrino emission from the Sun? Solar flares create neutrinos with very energetic magnetic fields. Convection releases neutrinos, which random walk through the radiation zone. Fission in the Sun's core creates neutrinos when protons turn into neutrons. The annihilation of positrons and electrons in the core produces neutrinos. Fusion in the Sun's core creates neutrinos when protons turn into neutrons, QUESTION 11 How does the interstellar medium impact...
2) Planet Velocities and Energy (10 pts) We talked about how planet formation involves the collisions of bodies (planetesimals, embryos) leading to the growth (and heating) of a planet. Let's think about the velocities and energies involved here. a) The speed of a body in its orbit around the Sun is given by the equation V2= GM.[(2/r) - (1/a)] Here Vis the speed of the body in m/s, G is the gravitational constant, M. is the mass of the Sun...
1. William Gilbert was famous for his scientific works on magnetism, but he also was a physician. What English royal figure did he become the personal physician for? 2. What happens to the magnetic properties of magnetic materials when they are heated? 3. Gadolinium is not magnetic at room temperature. However, what happens when the metal is submerged in liquid nitrogen? 4. If you cut a bar magnet in half, do you create “mono-poles”? In other words, would you have 2 separate pieces, one a “north” and...
1. All the planets orbit the Sun in the same direction. This is strong evidence that: Group of answer choices None of these is correct. We do not have any idea yet why the planets are orbiting in the same direction. the solar system resulted from the collision of two medium-sized stars. after the planets formed, collisions between them eventually caused them all to move in the same direction. the planets were formed elsewhere in the galaxy and were later...
What is “Process S”? How do we know that it exists and is separate from the circadian system? How can we manipulate Process S?
1.2 Models of Reality Where does the Sun go? At a very young age, infants learn to go from simple observations to mental models of what they are observing. The simplest sort of model is called "object permanence" and just means that something can be hidden or out of sight and still exist. urement? In the case of the Sun rising and setting, this model suggests that it is always the same Sun, which means that the Sun must somehow...
NATS 1580 A Assignment 1 Due date: Feb 11. 2020 Each question is worth 10 marks and assignment is worth 10% of your final grade. Please show all your calculation with proper units. (a) What color is typically associated with 600 nm? What is its frequency (b) What color is typically associated with 532 nm? What is its frequency? (c) What color is typically associated with 589 nm? What is its frequency? (d) In what part of the EM spectrum...