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

Author Question: Molly measures a Hubble constant of 20 km/sec/million light-years. Sam measures a Hubble constant of ... (Read 107 times)

Mimi

  • Hero Member
  • *****
  • Posts: 542
on: Jul 27, 2018
Molly measures a Hubble constant of 20 km/sec/million light-years. Sam measures a Hubble constant of 25 km/sec/million light-years. All other assumptions being the same, which person would estimate a LARGER age to the universe?
 
  A) Sam
  B) Molly
  C) They both would measure the same age.

Question 2

There are ground-based telescopes much larger than Hubble, yet the HST still reveals the faintest objects yet seen. Explain.
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

1_Step_At_ATime

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

In space, HST can operate close to its diffraction limit without the losses due to atmospheric turbulence. This allows it to produce sharper images of fainter objects.


Mimi

  • Hero Member
  • *****
  • Posts: 542
Reply #2 on: Jul 27, 2018
Thanks


1_Step_At_ATime

  • Sr. Member
  • ****
  • Posts: 342
Reply #3 on: Jul 27, 2018
Welcome :)


« previous next »
 

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Model of a sequential study in which two cohorts were followed beginning at age 20. One cohort was f Model of a sequential study in which two cohorts were followed beginning at age 20. One cohort was f
The biochemical reactions of near-infrared light The biochemical reactions of near-infrared light
Deliberative nursing is a constant process of validating perceptions, thoughts, and feelings. Deliberative nursing is a constant process of validating perceptions, thoughts, and feelings.
Use full palms to apply light sliding strokes from foot to hip. This connects and finishes massage ... Use full palms to apply light sliding strokes from foot to hip. This connects and finishes massage ...
Video: Transcription - Introns and exons

For a complete list of videos, visit our video library