Astronomy 111- Final Exam || with 100% Accurate Solutions.

If we traveled away from Earth through the galaxy, the constellations correct answers would appear to change slowly The scientific method can be summarized using the three words correct answers observation theory testing Galileo's observations of the full phase of Venus were inconsistent with the Ptolemaic model of the solar system because correct answers In the Ptolemaic model Venus is always closer to the Earth than the Sun is One Sidereal day is _____ than one solar day correct answers 3.9 minutes longer According to Wien's law, the peak of the planck curve for a 3000K object is correct answers Redder than for a 5000K object The angle subtended by an American dime at a distance of 3 miles is one arc second. From a distance of 9 miles, an American dime therefore subtends an angle of correct answers 1/3 arc seconds The north celestial pole is located at celestial coordinates correct answers 0 Hours RA 90 degrees DEC Which astronomer from the Copernican revolution was the first to place the SUn at the center of the solar system to eliminate the need for most of the epicycles? correct answers Copernicus Retrograde motion occurs when a planet appears to move correct answers westward relative to the stars What is on the list of Kepler's Laws of Planetary Motion? correct answers 1. The cube of a planet's semimajor axis is proportional to the square of its orbital period 2. Planets follow elliptical orbits with the sun at one focus 3. The line between a Sun and a planet sweeps out equal areas in equal time intervals what is on the list for Newton's Laws of Motion? correct answers 1. To every action, there is an equal and opposite reaction 2. Things at rest remain at rest and things in motion travel at uniform velocity unless acted on by an external force 3. The acceleration on an object is directly proportional to the force acting on the object and inversely proportional to its mass