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

Author Question: Why didn't elements heavier than helium form in the first minutes of creation? A) When He-4 was ... (Read 51 times)

tfester

  • Hero Member
  • *****
  • Posts: 534
on: Jul 27, 2018
Why didn't elements heavier than helium form in the first minutes of creation?
 
  A) When He-4 was formed, the expansion cooled the cosmos below 100 million K.
  B) The first generation of stars used them up too quickly to observe them.
  C) The electrons slowed down enough to be captured into orbits by protons.
  D) There was not enough matter in the universe at that time.
  E) Only Type I supernovae can produce iron and heavier elements.

Question 2

Galileo's early telescopes revealed the four large moons of Jupiter, the rings of Saturn, and its large moon Titan.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Tabitha_2016

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

FALSE


tfester

  • Member
  • Posts: 534
Reply 2 on: Jul 27, 2018
Gracias!

ryansturges

  • Member
  • Posts: 338
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Instructions for Completing the CMS-1500 (02/12) Claim Form Continued Instructions for Completing the CMS-1500 (02/12) Claim Form Continued
Example of an employee performance evaluation form Cont Example of an employee performance evaluation form Cont
Carbohydrates: The combining of the monosaccharides glucose and fructose to form the disaccharide ... Carbohydrates: The combining of the monosaccharides glucose and fructose to form the disaccharide ...
How to graph quadratic equations that are in factored form y=a(x−r)(x−s) How to graph quadratic equations that are in factored form y=a(x−r)(x−s)
Bacteria in your GI tract synthesize one form of vitamin K Bacteria in your GI tract synthesize one form of vitamin K
Major bone (tan) and cartilage (light blue) elements of the human skeleton. Inset shows regions of v Major bone (tan) and cartilage (light blue) elements of the human skeleton. Inset shows regions of v
Video: Burn Animation

For a complete list of videos, visit our video library