« previous next »

Author Question: Light rays from a distant source __________________, assuming the light does not pass through any ... (Read 56 times)

erika

  • Hero Member
  • *****
  • Posts: 522
on: Jul 27, 2018
Light rays from a distant source __________________, assuming the light does not pass through any cloud-like nebulae.
 
  a. are perpendicular b. focus to an image
  c. focus to a point d. are parallel

Question 2

On the H-R diagram, cool and bright stars are located in the ________ corner.
 
  a. upper left b. upper right
  c. lower left d. lower right


juwms

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 27, 2018
Answer to Question 1

d
RATIONALE: Nothing is mentioned about passing through a lens or bouncing off a mirror.

Answer to Question 2

b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

An overview of the two stages of photosynthesis: light reactions and the Calvin cycle An overview of the two stages of photosynthesis: light reactions and the Calvin cycle
Distant Galaxies Distant Galaxies
Timing of teratogens. Vulnerability to teratogens is greatest in the embryonic period. Source: Moore Timing of teratogens. Vulnerability to teratogens is greatest in the embryonic period. Source: Moore
A mound of buffalo skulls. In 1870 an estimated 30 million buffalo roamed the plains; by 1900 there A mound of buffalo skulls. In 1870 an estimated 30 million buffalo roamed the plains; by 1900 there
Chris Burden, Urban Light. Chris Burden, Urban Light.
Normal tympanic membrane with cone of light and process of malleus Normal tympanic membrane with cone of light and process of malleus
Video: Electrocardiogram Examination

For a complete list of videos, visit our video library