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

Author Question: How long after the Big Bang was the Planck time, the time at which our current theories become ... (Read 204 times)

Capo

  • Hero Member
  • *****
  • Posts: 545
on: Jul 27, 2018
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
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

C


Capo

  • Hero Member
  • *****
  • Posts: 545
Reply #2 on: Jul 27, 2018
TY


mfedorka

  • Sr. Member
  • ****
  • Posts: 324
Reply #3 on: Jul 27, 2018
You're welcome


« 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?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

The roles of transpiration, cohesion, adhesion, and tension in long-distance water transport. The roles of transpiration, cohesion, adhesion, and tension in long-distance water transport.
Men and women work the same number of hours a week, but men spend more time on paid work, and women ... Men and women work the same number of hours a week, but men spend more time on paid work, and women ...
Graph showing oral administration of a single-dose drug. The time of onset is 2 hours and the end of ... Graph showing oral administration of a single-dose drug. The time of onset is 2 hours and the end of ...
A current-carrying wire is placed in a uniform magnetic field, as shown below. A current-carrying wire is placed in a uniform magnetic field, as shown below.
Greater Long-nosed Tree Shrew (Tupaia tana), Borneo and Sumatra. Greater Long-nosed Tree Shrew (Tupaia tana), Borneo and Sumatra.
Time Line for Life’s Origin and Evolution Time Line for Life’s Origin and Evolution
Video: Insulin (glucose uptake by body cells), glycogenesis and lipogenesis

For a complete list of videos, visit our video library