This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Minimal orbital speed about Earth is about 8 km/s, and about the Moon is A) less than 8 km/s. B) ... (Read 34 times)

penguins

  • Hero Member
  • *****
  • Posts: 903
on: Jul 29, 2018
Minimal orbital speed about Earth is about 8 km/s, and about the Moon is
 
  A) less than 8 km/s.
  B) more than 8 km/s.
  C) about 8 km/s.

Question 2

Earth satellites are typically more than 100 km high so as to be above Earth's
 
  A) atmosphere.
  B) gravitational field.
  C) both of these


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

trampas

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: A


penguins

  • Hero Member
  • *****
  • Posts: 903
Reply #2 on: Jul 29, 2018
TY


trampas

  • Sr. Member
  • ****
  • Posts: 320
Reply #3 on: Jul 29, 2018
You're welcome


« previous next »
 

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Titan's dense atmosphere shrouds the moon beneath a tan haze in this image. Titan's dense atmosphere shrouds the moon beneath a tan haze in this image.
The Phases of the Moon The Phases of the Moon
Major Impacts on Mercury and on Our Moon Major Impacts on Mercury and on Our Moon
The Mass of Impacts on Earth The Mass of Impacts on Earth
Benvenuto Cellini, Saltcellar: Neptune (Sea) and Tellus (Earth). Benvenuto Cellini, Saltcellar: Neptune (Sea) and Tellus (Earth).
Pi molecular orbital system of PLP-amino acid Schiff base Pi molecular orbital system of PLP-amino acid Schiff base
Video: HIV Infection: Viral life cycle

For a complete list of videos, visit our video library