« previous next »

Author Question: The planet Venus requires 225 days to orbit the sun, which has a mass M = 1.99 1030 kg, in an ... (Read 31 times)

Evvie72

  • Hero Member
  • *****
  • Posts: 519
on: Jul 28, 2018
The planet Venus requires 225 days to orbit the sun, which has a mass M = 1.99  1030 kg, in an almost circular trajectory. Calculate the radius of the orbit and the orbital speed of Venus as it circles the sun.

Question 2

When a falling meteor is at a distance above the Earth's surface of 3 times the Earth's radius, what is its acceleration due to the Earth's gravity?


Jbrasil

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 28, 2018
Answer to Question 1

1.08  1011 m, 34.9 km/s

Answer to Question 2

0.613 m/s2


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

A Coronal Mass Ejection A Coronal Mass Ejection
Advection of an air mass with a different ELR (environmental lapse rate). Advection of an air mass with a different ELR (environmental lapse rate).
Polar ice caps lose mass as surface ice melts Polar ice caps lose mass as surface ice melts
Mass Wasting Forms Mass Wasting Forms
A wave whose wavelength is 0.500 m is traveling down a 500-m long wire whose total mass is 25 ... A wave whose wavelength is 0.500 m is traveling down a 500-m long wire whose total mass is 25 ...
For toluene (shown below), you would expect to see which m/z fragment in the mass spectrum? For toluene (shown below), you would expect to see which m/z fragment in the mass spectrum?
Video: Pores and Ion Channels

For a complete list of videos, visit our video library