This topic contains a solution. Click here to go to the answer

Author Question: He discovered that the orbits of planets are ellipses. A) Kepler B) Ptolemy C) Galileo D) Tycho ... (Read 74 times)

jjjetplane

  • Hero Member
  • *****
  • Posts: 556
He discovered that the orbits of planets are ellipses.
 
  A) Kepler B) Ptolemy C) Galileo D) Tycho Brahe E) Copernicus

Question 2

On a Hertzsprung-Russell diagram, where would you find white dwarfs?
 
  A) upper right B) lower right C) upper left D) lower left



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Meganchabluk

  • Sr. Member
  • ****
  • Posts: 301
Answer to Question 1

A

Answer to Question 2

D




jjjetplane

  • Member
  • Posts: 556
Reply 2 on: Jul 27, 2018
Wow, this really help


mcabuhat

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

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?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

For a complete list of videos, visit our video library