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

Author Question: Deuterium abundance suggests that normal matter makes up only 3-4 of the critical density. ... (Read 14 times)

darbym82

  • Hero Member
  • *****
  • Posts: 570
on: Jul 27, 2018
Deuterium abundance suggests that normal matter makes up only 3-4 of the critical density.
 
  Indicate whether the statement is true or false

Question 2

At spectral type B1, Spica is about three times hotter than the Sun, so every square cm. of Spica must give off ________ times more energy than our Sun does.
 
  Fill in the blank(s) with correct word


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

micaelaswann

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

81 or 3 to the fourth power


darbym82

  • Member
  • Posts: 570
Reply 2 on: Jul 27, 2018
Excellent

phuda

  • Member
  • Posts: 348
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

A very high-resolution texture of the Moon, including a normal map A very high-resolution texture of the Moon, including a normal map
Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s
Using a bright light makes seeing where the smoke is coming from easier. In this case, smoke was ... Using a bright light makes seeing where the smoke is coming from easier. In this case, smoke was ...
Effects of septal defects: (A) normal shunt; no cyanosis; (B) increased pressure in right ventricle; ... Effects of septal defects: (A) normal shunt; no cyanosis; (B) increased pressure in right ventricle; ...
Changes in bronchioles during an asthma attack: (a) normal bronchiole; (b) asthmatic bronchiole. Changes in bronchioles during an asthma attack: (a) normal bronchiole; (b) asthmatic bronchiole.
Physics - Density, Pressure, and Pascal's Principle Physics - Density, Pressure, and Pascal's Principle
Video: Metabolic Rate, Heat and Thermoregulation - response to heat and cold stresses

For a complete list of videos, visit our video library