Author Question: Match the accomplishment to the person. A) Tycho collected data, Kepler found elliptical orbits, ... (Read 64 times)

drink

  • Hero Member
  • *****
  • Posts: 554
Match the accomplishment to the person.
 
  A) Tycho collected data, Kepler found elliptical orbits, Newton explained in terms of physics.
  B) Tycho collected data, Newton found elliptical orbits, Kepler explained in terms of physics.
  C) Kepler collected data, Tycho found elliptical orbits, Newton explained in terms of physics.

Question 2

Which is brighter in our sky, a star with apparent magnitude 2 or a star with apparent magnitude 7? How many times brighter does it appear?
 
  What will be an ideal response?



batool

  • Sr. Member
  • ****
  • Posts: 320
Answer to Question 1

A

Answer to Question 2

A star with apparent magnitude 2 is 100 times brighter than a star with apparent magnitude 7. (Larger apparent magnitude stars are always fainter.)



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

For a complete list of videos, visit our video library