This topic contains a solution. Click here to go to the answer

Author Question: How long after the Big Bang was the Planck time, the time at which our current theories become ... (Read 205 times)

Capo

  • Hero Member
  • *****
  • Posts: 545
How long after the Big Bang was the Planck time, the time at which our current theories become completely unable to describe conditions any earlier in the universe?
 
  A) 380,000 years
  B) 10-35 seconds
  C) 10-10 seconds
  D) 10-43 seconds
  E) 3 minutes

Question 2

Planets detected via the Doppler technique have been mostly
 
  A) a wide range of masses, in edge-on orbits.
  B) Earth-mass, in Earth-like orbits.
  C) Jupiter-mass, in very close orbits.
  D) Earth-mass, in very close orbits.
  E) Jupiter-mass, in Jupiter-like orbits.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mfedorka

  • Sr. Member
  • ****
  • Posts: 324
Answer to Question 1

D

Answer to Question 2

C





 

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

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

For a complete list of videos, visit our video library