« previous next »

Author Question: A star that is cooler than our Sun appears ____. a. more violet b. redder c. brighter d. ... (Read 207 times)

Alainaaa8

  • Hero Member
  • *****
  • Posts: 576
on: Jul 13, 2018
A star that is cooler than our Sun appears ____.
   a. more violet
   b. redder
   c. brighter
   d. whiter
   e. bluer

Question 2

A star much hotter than our Sun radiates more energy at ____.
   a. shorter wavelengths and appears redder
   b. shorter wavelengths and appears bluer
   c. longer wavelengths and appears redder
   d. longer wavelengths and appears bluer
   e. about the same wavelengths and appears whiter


daiying98

  • Sr. Member
  • ****
  • Posts: 354
Reply #1 on: Jul 13, 2018
Answer to Question 1

ANSWER: b

Answer to Question 2

ANSWER: b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

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?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Betelgeuse is a semiregular variable star Betelgeuse is a semiregular variable star
The asymmetrical appearance of Mira, an oscillating variable star. The asymmetrical appearance of Mira, an oscillating variable star.
Surface magnetic field of SU Aur (a young star of T Tauri type), reconstructed by means of Zeeman-Do Surface magnetic field of SU Aur (a young star of T Tauri type), reconstructed by means of Zeeman-Do
Common Blue Violet Common Blue Violet
A Mass-Loss Star A Mass-Loss Star
Florometra Crinoid or Feather Star, Phylum Echinodermata. Monterey Canyon, California. Florometra Crinoid or Feather Star, Phylum Echinodermata. Monterey Canyon, California.
Video: DNA close up Animation

For a complete list of videos, visit our video library