« previous next »

Author Question: Each second, the burning Sun's mass A) decreases. B) increases. C) remains ... (Read 78 times)

Melani1276

  • Hero Member
  • *****
  • Posts: 516
on: Jul 29, 2018
Each second, the burning Sun's mass
 
  A) decreases.
  B) increases.
  C) remains unchanged.

Question 2

About how deep is the photosphere?
 
  A) 300 meters
  B) 500 meters
  C) 300 km
  D) 500 km


kaillie

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Mass Extinctions Mass Extinctions
The site of Gladysvale in South Africa is excavated for Australopithecus remains. The site of Gladysvale in South Africa is excavated for Australopithecus remains.
The Krapina remains may provide evidence of cannibalism by some Neadertals. The Krapina remains may provide evidence of cannibalism by some Neadertals.
Functional MRI Scans These scans of human brains show localized average increases in neural activity Functional MRI Scans These scans of human brains show localized average increases in neural activity
Air Mass Thunderstorms Air Mass Thunderstorms
A 2.10-kg hammer is transported to the Moon. The radius of the Moon is 1.74 × 106 m, its mass ... A 2.10-kg hammer is transported to the Moon. The radius of the Moon is 1.74 × 106 m, its mass ...
Video: Medullary osmotic gradient: countercurrent multiplier, urea recycling & vasa recta countercurrent exchange

For a complete list of videos, visit our video library