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

Author Question: Which of the following kind of stars is most dense? a. a supergiant star b. a main sequence star ... (Read 173 times)

appyboo

  • Hero Member
  • *****
  • Posts: 527
on: Jul 27, 2018
Which of the following kind of stars is most dense?
 
  a. a supergiant star
  b. a main sequence star
  c. a giant star
  d. a white dwarf
  e. the Sun

Question 2

What is the magnification of a telescope and eyepiece if the telescope objective has a focal length of 200 cm and the eyepiece has a focal length of 2.0 cm?
 
  a. 400 times
  b. 4000 times
  c. 100 times
  d. 1000 times
  e. 40 times


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

amynguyen1221

  • Sr. Member
  • ****
  • Posts: 355
Reply #1 on: Jul 27, 2018
Answer to Question 1

d

Answer to Question 2

c


appyboo

  • Hero Member
  • *****
  • Posts: 527
Reply #2 on: Jul 27, 2018
TY


amynguyen1221

  • Sr. Member
  • ****
  • Posts: 355
Reply #3 on: Jul 27, 2018
You're welcome


« previous next »
 

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

DNA Sequence DNA Sequence
Astronomers identified 12-billion-year-old white dwarf stars only 100 light years away from Earth Astronomers identified 12-billion-year-old white dwarf stars only 100 light years away from Earth
Hertzsprung-Russell diagram for a set of stars that includes the Sun Hertzsprung-Russell diagram for a set of stars that includes the Sun
Amino acid sequence of bovine insulin Amino acid sequence of bovine insulin
Proper Motion of Barnard’s Star Proper Motion of Barnard’s Star
Common restriction enzymes, with their recognition sequence, DNA cutting patterns, and sources Common restriction enzymes, with their recognition sequence, DNA cutting patterns, and sources
Video: Buffers definition and the role of buffer in the body

For a complete list of videos, visit our video library