Physics, 01.04.2020 19:54 Alexislol7908
Scientists are observing and recording data for two different planets, planet X and planet Y. Each planet orbits a different star. The planets have the same mass. The scientists record the following data. Star X โ Planet X Star Y โ Planet Y Distance (millions of kilometers) 100 100 Orbital period of the planet (Earth days) 390 260 Which of the following statements is most likely true? A. The star close to planet Y has more mass. B. The star close to planet Y is hotter. C. The star close to planet Y has less mass. D. The star close to planet Y is cooler.
Answers: 3
Physics, 22.06.2019 08:40
Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?
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Physics, 22.06.2019 09:30
Need asap โผ๏ธ 20 pts which gravitational force field diagram is drawn correctly? (answers in pictures below)
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Physics, 22.06.2019 22:30
The record distance in the sport of throwing cowpats is 81.1 m. this record toss was set by steve urner of the united states in 1981. assuming the initial launch angle was 45ยฐ and neglecting air resistance, answer the following. (a) determine the initial speed of the projectile. m/s
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Physics, 23.06.2019 02:30
Two 1.20-m nonconducting wires meet at a right angle. one segment carries + 2.50 ยตc of charge distributed uniformly along its length, and the other carries - 2.50 ยตc distributed uniformly along it, as shown in fig. 21.50. ( a. find the magnitude and direction of the electric field these wires produce at point p, which is 60.0 cm from each wire. ( b. if an electron is released at p, what are the magnitude and direction of the net force that these wires exert on it?
Answers: 3
Scientists are observing and recording data for two different planets, planet X and planet Y. Each p...
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