Physics, 24.10.2019 21:43, olivia0420

Planets beyond the solar system. on october 15, 2001, a planet was discovered orbiting around the star hd68988. its orbital distance was measured to be10.5million kilometers from the center of the star, and its orbital period was estimated at 6.3 days.
a. what is the mass of hd68988? express your answer in kilograms.
b. what is the mass of hd68988? express your answer in terms of our sun's mass.

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 04:20, gonzalesalexiaouv1bg

When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.

Answers: 1

continue

Physics, 22.06.2019 12:20, macycj8

A2.0 μf capacitor and a 4.0 μf capacitor are connected in series across a 0.827-kv potential. the charged capacitors are then disconnected from the source and connected to each other with terminals of like sign together. find the voltage across each capacitor.

Answers: 2

continue

Physics, 22.06.2019 18:30, winterblanco

Jenny wants to test the electrical conductivity of two substances dissolved in water. she is preparing the containers for the experiment. which factor is most important for her to control? a) volumes of the solutions b) appearance of the solutions c) temperatures of the solutions d) concentrations of the solutions

Answers: 1

continue

Physics, 22.06.2019 21:30, mxrvin4977

Ineed this now one scientist feels that the changes in global climatic patterns may be good for the health of the biosphere. another scientist feels that sharp changes in climatic patterns could result in the extinction of the biosphere. which of these is the most likely reason the two scientists gave conflicting opinions on the impact of changes in the global climatic pattern? they do not have enough knowledge on the topic. they did not discuss the issue among themselves. they believe conflicting opinion strengthens science. they study different areas of science and have different scientific focuses.

Answers: 1

continue

Do you know the correct answer?

Planets beyond the solar system. on october 15, 2001, a planet was discovered orbiting around the st...