« previous next »

Author Question: If you cover the penumbra with a black marker, the perception of the border _____. A) remains ... (Read 55 times)

plus1

  • Hero Member
  • *****
  • Posts: 676
on: Jun 19, 2018
If you cover the penumbra with a black marker, the perception of the border _____.
 
  A) remains constant
  B) changes from an illumination edge to a reflectance edge
  C) changes from a reflectance edge to an illumination edge
  D) can be predicted from the ratio principle

Question 2

When coming up with a research idea, one should always
 
  a. be aware of existing research.
  b. rely on one's intuition.
  c. be certain that the idea addresses real world problems.
  d. focus primarily on conflicting findings.


anoriega3

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jun 19, 2018
Answer to Question 1

B

Answer to Question 2

a


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Percussing Liver Span, Determining Lower Liver Border Percussing Liver Span, Determining Lower Liver Border
Juglans nigra (Black Walnut tree) lower leaf surface Juglans nigra (Black Walnut tree) lower leaf surface
Angioplasty. One form is called balloon angioplasty, shown here. A balloon catheter is threaded into Angioplasty. One form is called balloon angioplasty, shown here. A balloon catheter is threaded into
Purse cover, from the Sutton Hoo burial ship. Purse cover, from the Sutton Hoo burial ship.
Effects of Cloud Cover and Wind Effects of Cloud Cover and Wind
Tumor marker analysis of a patient undergoing therapy, who (1) after surgery had residual disease ... Tumor marker analysis of a patient undergoing therapy, who (1) after surgery had residual disease ...
Video: Contraction cycle of a sarcomere

For a complete list of videos, visit our video library