× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
14
o
6
6
G
3
c
3
q
3
m
3
j
3
s
2
b
2
j
2
u
2
Home Q & A Board Science-Related Homework Help Physics Astronomy
New Topic  
qwerqwerqer qwerqwerqer
wrote...
Go to Answer
Posts: 514
Rep: 0 0
6 years ago
In which way does a photon of blue light NOT differ from a photon of red light?
 
  a. energy
  b. speed
  c. wavelength
  d. color
  e. frequency

Question 2

If a star with an absolute magnitude of 5 has an apparent magnitude of +5, then its distance is
 
  a. 1 pc.
  b. 10 pc.
  c. 100 pc.
  d. 1000 pc.
  e. 10,000 pc.

Question 3

What is the relationship between color and wavelength for light?
 
  a. Wavelength increases from blue light to red light.
  b. Wavelength decreases from blue light to red light.
  c. All colors of light have the same wavelength.
  d. Wavelength depends on intensity not color.

Question 4

If a star has a parallax of 0.02 seconds of arc, then its distance is
 
  a. 20 pc.
  b. 50 pc.
  c. 2 pc.
  d. 5 pc.
  e. 500 pc.
Read 100 times
3 Replies
Replies
Answer verified by a subject expert
InagambitInagambit
wrote...
#1
Top Poster
Posts: 596
Rep: 2 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

qwerqwerqer Author
wrote...
#2
6 years ago
This helps so much, thank you for responding so quickly...
wrote...
#3
6 years ago
No worries, I was online and bored Grinning Face with Smiling Eyes
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1160 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 297
  
 1067
  
 1302
Your Opinion
Do you believe in global warming?
Votes: 423
Previous poll results: Do you trust social media networks with protecting your privacy?