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

Author Question: Our solar system is located about 27,000 light-years from the galactic center. How far does our ... (Read 75 times)

nummyann

  • Hero Member
  • *****
  • Posts: 576
on: Jul 27, 2018
Our solar system is located about 27,000 light-years from the galactic center. How far does our solar system travel in one orbit?
 
  A) 85,000 light-years B) 54,000 light-years
  C) 100,000 light-years D) 170,000 light-years

Question 2

The Earth has a radius of about 6,000 km. How long would it take for an object traveling at the speed of light to circle the earth? (Recall that the speed of light is 300,000 km/s)
 
  A) 1/300,000 of a second (0.0000033 s) B) 1/ 6000 of a second (0.00015 s)
  C) 1/2 of a second (0.5 s) D) 1/50 of a second (0.02s)


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

connor417

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

D


nummyann

  • Member
  • Posts: 576
Reply 2 on: Jul 27, 2018
Excellent

cpetit11

  • Member
  • Posts: 321
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Lymphatic vessels pick up excess tissue fluid, purify it in the lymph nodes, and then return it to t Lymphatic vessels pick up excess tissue fluid, purify it in the lymph nodes, and then return it to t
Nervous system. Nervous system.
Disorders and Diseases of the Endocrine System Disorders and Diseases of the Endocrine System
Procedures for Diagnostic Tests Related to the Musculoskeletal system Procedures for Diagnostic Tests Related to the Musculoskeletal system
Major components and functions of the nervous system. Major components and functions of the nervous system.
Active fuel management includes many different components and changes to the oiling system, which ... Active fuel management includes many different components and changes to the oiling system, which ...
Video: Skin Cancer

For a complete list of videos, visit our video library