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

Author Question: An astronaut orbiting earth experiences 45-minute periods of daylight alternating with 45-minutes ... (Read 117 times)

michelleunicorn

  • Hero Member
  • *****
  • Posts: 565
on: Jun 22, 2018
An astronaut orbiting earth experiences 45-minute periods of daylight alternating with 45-minutes periods of darkness. What is likely to happen?
 
  a. The alternating patterns allow for normal rhythm development.
   b. They are fully alert during wakeful periods.
  c. They are able to sleep during rest periods.
  d. They sleep poorly during rest periods.

Question 2

Minimalists believe that ____.
 
  a. all research should be done on animals
 b. some animal research is acceptable, but not all
 c. no animal research should be conducted
 d. researchers should use only small animals


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

gstein359

  • Sr. Member
  • ****
  • Posts: 293
Reply #1 on: Jun 22, 2018
Answer to Question 1

d

Answer to Question 2

b


michelleunicorn

  • Member
  • Posts: 565
Reply 2 on: Jun 22, 2018
Excellent

  • Member
  • Posts:
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Oceanic circulation, which is driven mainly by the prevailing winds, moderates earth's climate. Oceanic circulation, which is driven mainly by the prevailing winds, moderates earth's climate.
6-8 Earth’s Major Tectonic Plates 6-8 Earth’s Major Tectonic Plates
Earth Atmosphere Earth Atmosphere
Earth’s Oldest Preserved Rocks – 3.8 Billion Years Old, Greenland Earth’s Oldest Preserved Rocks – 3.8 Billion Years Old, Greenland
Orbital Motion of Earth and Other Planets Orbital Motion of Earth and Other Planets
Astronaut Rachel leaves Earth in a spaceship at a speed of 0.960c relative to an observer on ... Astronaut Rachel leaves Earth in a spaceship at a speed of 0.960c relative to an observer on ...
Video: Glycolysis Animation

For a complete list of videos, visit our video library