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

Author Question: Elements above hydrogen and helium come from _____. a. the early stages of the Universe, before ... (Read 48 times)

tuffie

  • Hero Member
  • *****
  • Posts: 534
on: Jul 27, 2018
Elements above hydrogen and helium come from _____.
 
  a. the early stages of the Universe, before the formation of stars and galaxies
  b. the collision of neutron stars and black holes
 c. cooling and accretion of molecules in dense molecular clouds
 d. the last phases of stellar evolution and stellar death
 e. matter falling into supermassive black holes

Question 2

The importance of the general theory of relativity lies in its description of ____.
 
  a. acceleration
  b. gravity
 c. mass
 d. space-time
 e. velocity


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

vickyvicksss

  • Sr. Member
  • ****
  • Posts: 351
Reply #1 on: Jul 27, 2018
Answer to Question 1

d

Answer to Question 2

b


tuffie

  • Hero Member
  • *****
  • Posts: 534
Reply #2 on: Jul 27, 2018
Thank you!


vickyvicksss

  • Sr. Member
  • ****
  • Posts: 351
Reply #3 on: Jul 27, 2018
Always glad to help...


« previous next »
 

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.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Common hydrogen bonds in biological systems Common hydrogen bonds in biological systems
Three stages of phases: inflammation, proliferation and maturation. Three stages of phases: inflammation, proliferation and maturation.
Guo Xi, Early Spring. Guo Xi, Early Spring.
Summary of the Elements of a Swedish Massage Session Summary of the Elements of a Swedish Massage Session
The elements with these exceptions are The elements with these exceptions are
How many hydrogen ions (H+) are present and on what side of the chemical equation? How many hydrogen ions (H+) are present and on what side of the chemical equation?
Video: Blood Flow through the Human Heart

For a complete list of videos, visit our video library