The average distance of the earth from the sun is about 1.5 × 10^8 km. assume that the earth’s orbit around the sun is circular and that the sun is at the origin of your coordinate system. (a) estimate the speed of the earth as it moves in its orbit around the sun. express your answer in miles per hour with the appropriate number of significant figures. (b) estimate the angle θ between the position vector of the earth now and what it will be in 4 months. (c) calculate the distance between these two positions.
Answers: 3
Physics, 21.06.2019 19:30
Identical marbles are released from the same height on each of the following four frictionless ramps . compare the speed of the marbles at the end of each ramp. explain your reasoning
Answers: 3
Physics, 22.06.2019 17:10
What causes the development of most clouds and precipitation in the atmosphere?
Answers: 1
Physics, 23.06.2019 03:00
The law of entropy can also be called the law of increasing disorder, but this law seems to contradict the existence of living organisms that are able to organize chemicals into organic molecules. prepare for a class debate on the validity of the following arguments: a. living things are not subject to the laws of thermodynamics. b. the increase in the universe's entropy due to life processes is greater than the decrease in entropy within a living organism.
Answers: 2
Physics, 23.06.2019 05:10
How do the forces acting on a boat compare to the force acting on a plane ?
Answers: 2
The average distance of the earth from the sun is about 1.5 × 10^8 km. assume that the earth’s orbit...
Mathematics, 05.02.2021 18:20
Mathematics, 05.02.2021 18:20
English, 05.02.2021 18:20
Mathematics, 05.02.2021 18:20
Chemistry, 05.02.2021 18:20
Mathematics, 05.02.2021 18:20
Physics, 05.02.2021 18:20
History, 05.02.2021 18:20
World Languages, 05.02.2021 18:20
Biology, 05.02.2021 18:20
Chemistry, 05.02.2021 18:20