« previous next »

Author Question: Low-mass stars may become hundreds of times more luminous as giants than they were on the main ... (Read 65 times)

tsand2

  • Hero Member
  • *****
  • Posts: 520
on: Jul 27, 2018
Low-mass stars may become hundreds of times more luminous as giants than they were on the main sequence.
 
  Indicate whether the statement is true or false

Question 2

From the horizon to the observer's zenith is an angle of
 
  A) 23.5 degrees for observers at the Tropics of Cancer and Capricorn.
  B) 30 degrees for observers at a latitude of 30 degrees north.
  C) 90 degrees for everyone on the Earth.
  D) 66.5 degrees for everyone on the Earth.
  E) 0.0 degrees for an observer at the Earth's north pole.


miss.ashley

  • Sr. Member
  • ****
  • Posts: 371
Reply #1 on: Jul 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

The Pleiades, an open cluster of stars in the constellation of Taurus. The Pleiades, an open cluster of stars in the constellation of Taurus.
Why Different Constellations Are Visible at Different Times of the Year Why Different Constellations Are Visible at Different Times of the Year
Atomic Number and Mass Number Atomic Number and Mass Number
Cocaine, C17H21NO4, in urine can be confirmed by mass spectroscopy at a concentration of 150 ... Cocaine, C17H21NO4, in urine can be confirmed by mass spectroscopy at a concentration of 150 ...
Genomic and fossil evidence has been used to estimate the times of divergence of human and Neanderth Genomic and fossil evidence has been used to estimate the times of divergence of human and Neanderth
An empty spice bottle has an inner volume of 1.31 10-4 m3 . It has a mass of 112 g when filled ... An empty spice bottle has an inner volume of 1.31 10-4 m3 . It has a mass of 112 g when filled ...
Video: Chloroplast Structure & Light Dependent Reactions (Photosystem 1 and 2 Cyclic Electron Flow)

For a complete list of videos, visit our video library