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

Author Question: Which of the following is true of a light-year(ly)? A) It is a unit of time. B) It is a unit of ... (Read 125 times)

Mollykgkg

  • Hero Member
  • *****
  • Posts: 529
on: Jul 27, 2018
Which of the following is true of a light-year(ly)?
 
  A) It is a unit of time.
  B) It is a unit of mass.
  C) It is a smaller unit of distance than kilometers.
  D) It is a larger unit of distance than the astronomical unit.

Question 2

Our Sun and its planets were formed about _____.
 
  A) 2.2 billion years ago
  B) 4.6 billion years ago
  C) 5.2 billion years ago
  D) 6.1 billion years ago


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

rekilledagain

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

B


Mollykgkg

  • Member
  • Posts: 529
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

aliotak

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Technique of Light Palpation Technique of Light Palpation
W-2 form issued to employees at the end of the year. W-2 form issued to employees at the end of the year.
Older adulthood can be a time of independence and exploration as responsibilities diminish and the ... Older adulthood can be a time of independence and exploration as responsibilities diminish and the ...
Both the top and bottom pattern have the same frequency. However, the amount of on-time varies. Both the top and bottom pattern have the same frequency. However, the amount of on-time varies.
Apply light circular friction over the wrist using your thumbs. Observe the skin moving over the ... Apply light circular friction over the wrist using your thumbs. Observe the skin moving over the ...
Time-of-entry mapping Time-of-entry mapping
Video: Enzyme-Catalyzed Reactions

For a complete list of videos, visit our video library