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

Author Question: Who is credited with being the first person to accurately determine Earth's circumference? A) ... (Read 21 times)

nenivikky

  • Hero Member
  • *****
  • Posts: 516
on: Aug 22, 2018
Who is credited with being the first person to accurately determine Earth's circumference?
 
  A) Eratosthenes
  B) Erik Thorvaldson
  C) Claudius Ptolemy
  D) Christopher Columbus
  E) Pytheas

Question 2

Energy flow in an ecosystem is ________.
 
  A) bi-directional
  B) cyclic
  C) semi-conservative
  D) top down
  E) unidirectional


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jackie

  • Sr. Member
  • ****
  • Posts: 324
Reply #1 on: Aug 22, 2018
Answer to Question 1

A

Answer to Question 2

E


nenivikky

  • Member
  • Posts: 516
Reply 2 on: Aug 22, 2018
:D TYSM

amandalm

  • Member
  • Posts: 306
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Animation of the apparent retrograde motion of Mars in 2003 as seen from Earth Animation of the apparent retrograde motion of Mars in 2003 as seen from Earth
Earth with Rings Earth with Rings
How to determine if a quadratic equation has a maximum or minimum when given the roots How to determine if a quadratic equation has a maximum or minimum when given the roots
How to quickly determine the maximum or minimum value of a quadratic equation in standard form How to quickly determine the maximum or minimum value of a quadratic equation in standard form
Humans are related to Earth’s other organisms Humans are related to Earth’s other organisms
Sketch the graph using the tables providing. Determine if each function is continuous or ... Sketch the graph using the tables providing. Determine if each function is continuous or ...
Video: Acids and bases - definition

For a complete list of videos, visit our video library