« previous next »

Author Question: The Earth's circumference was first determined by: A) Aristotle using lunar eclipses. B) ... (Read 70 times)

jeatrice

  • Hero Member
  • *****
  • Posts: 543
on: Jul 27, 2018
The Earth's circumference was first determined by:
 
  A) Aristotle using lunar eclipses.
  B) Pythagoras with geometry.
  C) Hipparchus with stellar parallaxes.
  D) Erastothenes with solstice shadows.
  E) Aristarchus with first and third quarter Moon timings.

Question 2

Galaxies contain at most one supermassive black hole.
 
  Indicate whether the statement is true or false


chloejackso

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

FALSE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

jeatrice

  • Hero Member
  • *****
  • Posts: 543
Reply #2 on: Jul 27, 2018
Thank you!


chloejackso

  • Sr. Member
  • ****
  • Posts: 316
Reply #3 on: Jul 27, 2018
Always glad to help...


« previous next »
 

Did you know?

The FDA recognizes 118 routes of administration.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

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?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Aristotle Aristotle
Lunar Phases Lunar Phases
Benvenuto Cellini, Saltcellar: Neptune (Sea) and Tellus (Earth). Benvenuto Cellini, Saltcellar: Neptune (Sea) and Tellus (Earth).
Distance from Earth to Sun schematic Distance from Earth to Sun schematic
Genetically determined innate immunity due to the species specificity of some infections, due to ... Genetically determined innate immunity due to the species specificity of some infections, due to ...
Earth 340 Million Years Ago Earth 340 Million Years Ago
Video: Evolutionary tree of life Animation

For a complete list of videos, visit our video library