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

Author Question: Drawing on Eratosthenes' method, if two observers are due north and south of each other and are ... (Read 11 times)

tiffannnnyyyyyy

  • Hero Member
  • *****
  • Posts: 512
on: Jul 27, 2018
Drawing on Eratosthenes' method, if two observers are due north and south of each other and are separated by 400 km, what is the circumference of their spherical world if they see the same star on their meridian at altitudes of 23 degrees and 47
 
  degrees respectively, and at the exact same time?
  A) 2,000 km B) 4,000 km C) 6,000 km D) 8,000 km E) 12,000 km

Question 2

We would expect other planets beyond our own solar system to orbit the equators of their home stars, as our own planets orbit the Sun.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

vseab

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

TRUE


tiffannnnyyyyyy

  • Member
  • Posts: 512
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

ebonylittles

  • Member
  • Posts: 318
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

This moose exploits the twigs and buds of woody plants for the food it needs to survive a cold north This moose exploits the twigs and buds of woody plants for the food it needs to survive a cold north
scientific method scientific method
Gibbons are lesser apes, and live in the forests of south and Southeast Asia. Gibbons are lesser apes, and live in the forests of south and Southeast Asia.
Performing Venipuncture Using the Vacutainer Method Performing Venipuncture Using the Vacutainer Method
Cloning into M13 and sequencing by the Sanger method Cloning into M13 and sequencing by the Sanger method
Balance the given redox reduction equation in basic solution using the half reaction method Balance the given redox reduction equation in basic solution using the half reaction method
Video: Stimulus (introduction)

For a complete list of videos, visit our video library