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

Author Question: The closest star to the Sun is named a. Polaris. b. Sirius. c. Betelgeuse. d. Proxima ... (Read 70 times)

CORALGRILL2014

  • Hero Member
  • *****
  • Posts: 525
on: Jul 28, 2018
The closest star to the Sun is named
 a. Polaris.
  b. Sirius.
  c. Betelgeuse.
  d. Proxima Centauri.

Question 2

When a hydrogen electron is in its ground state, its principal quantum number is
 a. zero.
  b. 13.6 eV.
  c. 1.
  d. +13.6 eV.
  e. none of these.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

scrocafella

  • Sr. Member
  • ****
  • Posts: 346
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

c


CORALGRILL2014

  • Hero Member
  • *****
  • Posts: 525
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


scrocafella

  • Sr. Member
  • ****
  • Posts: 346
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Venous Star Venous Star
This diagram shows a cross-section of a solar-type star. This diagram shows a cross-section of a solar-type star.
A Mass-Loss Star A Mass-Loss Star
Spectra of a Metal-Poor and a Metal-Rich Star Spectra of a Metal-Poor and a Metal-Rich Star
How Skeletal Muscles are Named How Skeletal Muscles are Named
A compound of iron and sulfur crystallizes in a lattice pattern described as cubic closest ... A compound of iron and sulfur crystallizes in a lattice pattern described as cubic closest ...
Video: Factors that influence muscle tension - Sarcomere length and force, understretched and overstretched

For a complete list of videos, visit our video library