This topic contains a solution. Click here to go to the answer

Author Question: If you hold out your thumb at arm's length and rapidly blink each eye closed in an alternating ... (Read 67 times)

RODY.ELKHALIL

  • Hero Member
  • *****
  • Posts: 591
If you hold out your thumb at arm's length and rapidly blink each eye closed in an alternating pattern, your thumb appears to move left and right. This exercise is an example of _____________.
 
  Fill in the blank(s) with correct word

Question 2

Unseen objects in our galaxy have been found by the bending effect they have on more distant stars' light passing near them. These small objects that don't emit light are calculated to have masses of about 10 the mass of the Sun. Which is the best choice for these objects?
 
  a. black hole
  b. neutron star
  c. white dwarf
  d. main-sequence stars



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fwbard

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

parallax

Answer to Question 2

a
RATIONALE: Hint: Rank the objects by size, then add the mass.




RODY.ELKHALIL

  • Member
  • Posts: 591
Reply 2 on: Jul 27, 2018
Excellent


vickyvicksss

  • Member
  • Posts: 351
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

For a complete list of videos, visit our video library