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

Author Question: In the 1960s, Maarten Schmidt determined that quasars were very distant objects by A) determining ... (Read 61 times)

HCHenry

  • Hero Member
  • *****
  • Posts: 591
on: Jul 27, 2018
In the 1960s, Maarten Schmidt determined that quasars were very distant objects by
 
  A) determining how luminous they were.
  B) determining how small the source of light was from its variations in luminosity.
  C) discovering that they were embedded in distant galaxies.
  D) determining their redshifts.
  E) determining their parallax angles.

Question 2

The average length of a solar day is
 
  A) 23 hours 56 minutes.
  B) 24 hours.
  C) 365.25 days.
  D) 12 years.
  E) 26,000 years.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Galvarado142

  • Sr. Member
  • ****
  • Posts: 348
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

B


HCHenry

  • Hero Member
  • *****
  • Posts: 591
Reply #2 on: Jul 27, 2018
TY


Galvarado142

  • Sr. Member
  • ****
  • Posts: 348
Reply #3 on: Jul 27, 2018
You're welcome


« previous next »
 

Did you know?

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

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

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?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Extended Objects Create a Focal Plane Extended Objects Create a Focal Plane
Dimmer Distant Supernova Dimmer Distant Supernova
Sociologists disagree about the relative significance of race and social class in determining social ... Sociologists disagree about the relative significance of race and social class in determining social ...
The heat range of a spark plug is determined by the distance the heat has to flow from the tip to ... The heat range of a spark plug is determined by the distance the heat has to flow from the tip to ...
Kinetic basis for preferential excision of mismatched nucleotides by a 3’ exonuclease site distant Kinetic basis for preferential excision of mismatched nucleotides by a 3’ exonuclease site distant
Pediatric Nomogram Used for Determining Body Surface Area Pediatric Nomogram Used for Determining Body Surface Area
Video: Blood Flow Through the Kidneys

For a complete list of videos, visit our video library