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

Author Question: Measuring the amount of deuterium in the universe allows us to set a limit on ________. A) the ... (Read 41 times)

Redwolflake15

  • Hero Member
  • *****
  • Posts: 569
on: Jul 27, 2018
Measuring the amount of deuterium in the universe allows us to set a limit on ________.
 
  A) the acceleration of the universe
  B) the total amount of mass in the universe
  C) the density of ordinary (baryonic) matter in the universe
  D) the current age of the universe

Question 2

We cannot see a new moon in our sky because ________.
 
  A) it is above the horizon during the daytime B) no sunlight is illuminating the Moon
  C) it is obscured by Earth's shadow D) a new moon is quite near the Sun in the sky


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ynlevi

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

D


Redwolflake15

  • Member
  • Posts: 569
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

irishcancer18

  • Member
  • Posts: 310
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

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?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Evaluation of a child for cystic fibrosis with a sweat chloride test. Sweat is being collected under Evaluation of a child for cystic fibrosis with a sweat chloride test. Sweat is being collected under
Measuring a stoma Measuring a stoma
Universe Universe
Observable Universe Before and After Inflation Observable Universe Before and After Inflation
Measuring Apical–Radial Pulse (Two Persons) Measuring Apical–Radial Pulse (Two Persons)
A company that makes environmental measuring devices has calculated their revenue and costs as ... A company that makes environmental measuring devices has calculated their revenue and costs as ...
Video: Buffers definition and the role of buffer in the body

For a complete list of videos, visit our video library