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

Author Question: Which of the following is true of atoms in the Universe? A) Most of the iron in your body was ... (Read 98 times)

bcretired

  • Hero Member
  • *****
  • Posts: 525
on: Jul 27, 2018
Which of the following is true of atoms in the Universe?
 
  A) Most of the iron in your body was produced by nuclear fission reactions.
  B) Most of the calcium atoms in your bones were not assembled inside stars.
  C) The iodine atoms were not formed during the violent deaths of rare massive stars.
  D) The gold and silver atoms were created in a few moments during supernova explosions.

Question 2

Astronomers try to reconstruct our Galaxy's past from _____.
 
  A) its spherical component
  B) its disk component
  C) its spiral arms
  D) the stars of neighboring galaxies


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

vish98

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

A


bcretired

  • Member
  • Posts: 525
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

brbarasa

  • Member
  • Posts: 308
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Tattoos and Body Piercings: This patient developed cellulitis from tattoo ink Tattoos and Body Piercings: This patient developed cellulitis from tattoo ink
A schematic of the circulatory system illustrating the pulmonary circulation picking up oxygen from A schematic of the circulatory system illustrating the pulmonary circulation picking up oxygen from
Use of the tympanic thermometer to measure body temperature. Use of the tympanic thermometer to measure body temperature.
In this photo, taken in Madagascar, the body, exhumed and wrapped in a new shroud, is being paraded ... In this photo, taken in Madagascar, the body, exhumed and wrapped in a new shroud, is being paraded ...
Homeostasis and negative feedback as related to control of body temperature. Homeostasis and negative feedback as related to control of body temperature.
A throttle-body injection (TBI) unit used on a GM V-6 engine. A throttle-body injection (TBI) unit used on a GM V-6 engine.
Video: DNA Sequences - Dideoxy Sequencing

For a complete list of videos, visit our video library