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

Author Question: One nuclear reaction that occurs occasionally in the sun is the fusion of three alpha particles. ... (Read 55 times)

sammy

  • Hero Member
  • *****
  • Posts: 818
on: Jul 29, 2018
One nuclear reaction that occurs occasionally in the sun is the fusion of three alpha particles. What isotope is produced by this reaction? NOTE: Atomic number 6 is carbon, number 7 is nitrogen, and number 8 is oxygen.
 
  A) 12O B) 14N C) 12N D) 12C E) 14C

Question 2

A boy on a bicycle approaches a brick wall as he sounds his horn at a frequency 400.00 Hz. The sound he hears reflected back from the wall is at a frequency 408.00 Hz.
 
  At what is the speed is the boy riding his bicycle toward the wall? Assume the speed of sound in air is 340 m/s. A) 3.68 m/s
  B) 333 m/s
  C) 6.67 m/s
  D) 6.80 m/s
  E) 3.37 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

verrinzo

  • Sr. Member
  • ****
  • Posts: 346
Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

E


sammy

  • Member
  • Posts: 818
Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

amandanbreshears

  • Member
  • Posts: 320
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

The nucleus and nuclear envelope The nucleus and nuclear envelope
Much time and effort occurs between the development of a research idea and the statistical analysis Much time and effort occurs between the development of a research idea and the statistical analysis
A melanistic jaguar is a colour morph which occurs at about 6% frequency in populations. A melanistic jaguar is a colour morph which occurs at about 6% frequency in populations.
Pott’s Occurs at the ankle and affects both bones of the lower leg (fibula and tibia) Pott’s Occurs at the ankle and affects both bones of the lower leg (fibula and tibia)
Reaction mechansim for glyceraldehyde-3-phosphate dehydrogenase Reaction mechansim for glyceraldehyde-3-phosphate dehydrogenase
If nondisjunction (the improper separation of chromosomes) occurs during meiosis, the eggs or sperm If nondisjunction (the improper separation of chromosomes) occurs during meiosis, the eggs or sperm
Video: Major Elements in Biological Molecules: Lipids

For a complete list of videos, visit our video library