« previous next »

Author Question: Kepler's third law, p2 = a3, means that A) a planet's period does not depend on the eccentricity ... (Read 58 times)

fox

  • Hero Member
  • *****
  • Posts: 540
on: Jul 27, 2018
Kepler's third law, p2 = a3, means that
 
  A) a planet's period does not depend on the eccentricity of its orbit.
  B) all orbits with the same semimajor axis have the same period.
  C) the period of a planet does not depend on its mass.
  D) planets that are farther from the Sun move at slower average speeds than nearer planets.
  E) All of the above are correct.

Question 2

Red and orange stars are found evenly spread throughout the galactic disk, but blue stars are typically found
 
  A) in the halo.
  B) only in or near star-forming clouds.
  C) only in the central bulge.
  D) evenly spread throughout the galactic disk.


amandanbreshears

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

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?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Shelled invertebrate fossils of the Ordovician period Shelled invertebrate fossils of the Ordovician period
Extent of agricultural activity across the planet (data from Foley et al. 2005). Extent of agricultural activity across the planet (data from Foley et al. 2005).
Uranus's aurorae against its equatorial rings, imaged by the Hubble telescope. Unlike the auror Uranus's aurorae against its equatorial rings, imaged by the Hubble telescope. Unlike the auror
Firing Rate of Individual SCN Neurons in a Tissue Culture Color bars have been added to emphasize th Firing Rate of Individual SCN Neurons in a Tissue Culture Color bars have been added to emphasize th
Embryonic Period Embryonic Period
A space probe approaches a planet, taking measurements as it goes. If it detects a potential ... A space probe approaches a planet, taking measurements as it goes. If it detects a potential ...
Video: Muscular Dystrophy

For a complete list of videos, visit our video library