
mercury is 35.98 million miles from the sun. knowing that 1 astronomical unit is 9.3*10^7, how...
the earth's distance from the sun is 1 astronomical unit (1 AU) and it orbits the sun in 1 year. if an asteroid orbits the sun in 4.6 years, what is the radius of its orbit (in AU)? (Hint: use kepler's 3rd law)
The average Earth-Sun distance is 1.00 astronomical unit (AU). At how many AUs from the Sun is the intensity of sunlight 1/81 the intensity at the Earth? AU
The average distance from the Earth to the Sun is defined as one "astronomical unit" (AU). An asteroid orbits the Sun in one-third of a year. What is the asteroids average distance from the Sun? 0.19 AU 0.43 AU o 21 AU 5.2 AU Many comets orbit the Sun in highly elliptical orbits. What happens over time to the comet's angular momentum? It continually increases. It continually decreases. It remains constant It increases during some parts of the orbit and...
f) in vacuum, light travels at about 186,282 miles per second. One mile is about 161 kilometers (km). Astronomers prefer to use units of distance that are reasonable in describing how far objects are from Earth. For example, for distances in the solar system we use the astronomical unit (AU), which is equal to the average distance of Earth from the Sun; 1 AU is about 150 million km. For distances to stars and galaxies, astronomers use the light-year (1...
1. Orbits: Consider an asteroid orbiting the Sun at a distance of 4 Astronomical Units. The Earth orbits the Sun with a speed of 30 km/s. a. Does this asteroid orbit the Sun faster or slower than the Earth orbits the Sun? b. How fast does this asteroid orbit the Sun?
Need help with part B
Wavelength and Frequency 7. (a) How long (in minutes) does it take light to reach the Earth from the Sun? (Light travels at 3.00*10% m/s. The distance from the Earth to the Sun is 93.0 million miles.) (b) A signal sent from the Earth would currently take 6.09618 hours to reach the NASA probe New Horizons, which recently passed Kupier Belt Object 2014 MU69 ("Ultima Thule"). What is the distance from Earth to New Horizons...
Pluto is 4 billion miles from the sun. Light from the sun travels at 186000 miles per second. How many hours does it takes for light to reach from the sun to Pluto ?
The Voyager 1 spacecraft is presently 105.1 astronomical units from the Sun, and is moving away from the Sun at a speed of 17,260 meters per second. If it were traveling directly toward Proxima Centauri, and maintained its present speed for the entire journey, how long would it take to reach Proxima Centauri?
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having trouble with part b
Wavelength and Frequency (a) How long in minutes) does it take light to reach the Earth from the Sun? (Light travels at 3.00x 10 m/s. The distance from the Earth to the Sun is 93.0 million miles.) (b) A signal sent from the Earth would currently take 6.09618 hours to reach the NASA probe New Horizons, which recently passed Kupier Belt Object 2014 MU69 ("'Ultima Thule). What is the distance from Earth to New...