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

Author Question: A radio signal emitted from Earth would take about A) 4 years to leave our galaxy. B) 20,000 ... (Read 49 times)

FButt

  • Hero Member
  • *****
  • Posts: 519
on: Jul 29, 2018
A radio signal emitted from Earth would take about
 
  A) 4 years to leave our galaxy.
  B) 20,000 years to leave our galaxy.
  C) 80,000 years to leave our galaxy.
  D) 100,000 years to leave our galaxy.

Question 2

The Milky Way galaxy is about
 
  A) 4 light years in diameter.
  B) 40 light years in diameter.
  C) 100 light years in diameter.
  D) 100,000 light years in diameter.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cici

  • Sr. Member
  • ****
  • Posts: 325
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: A


FButt

  • Member
  • Posts: 519
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

CAPTAINAMERICA

  • Member
  • Posts: 325
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Signal amplification Signal amplification
Toddler: 1–3 years. Toddler: 1–3 years.
(a) The low-resolution signal has the same number of pulses as the engine has cylinders. (b) A ... (a) The low-resolution signal has the same number of pulses as the engine has cylinders. (b) A ...
The relation between a raw EMG signal and its integrated version. The volunteer tensed her muscle ... The relation between a raw EMG signal and its integrated version. The volunteer tensed her muscle ...
Earth’s Climate System Earth’s Climate System
A spaceship leaves Earth at a steady forward speed of 70% the speed of light. How fast relative ... A spaceship leaves Earth at a steady forward speed of 70% the speed of light. How fast relative ...
Video: Second Messengers in the Inositol-lipid Signaling Pathway

For a complete list of videos, visit our video library