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

Author Question: Six months of darkness at the South Pole begins when the Sun is at the a. winter solstice. b. ... (Read 74 times)

amal

  • Hero Member
  • *****
  • Posts: 572
Six months of darkness at the South Pole begins when the Sun is at the
 a. winter solstice.
  b. summer solstice.
  c. autumnal equinox.
  d. vernal equinox.

Question 2

What happens to a sample of water when its temperature is reduced between 4C and 100C?
 a. Its density increases.
  b. It vaporizes.
  c. Its density decreases.
  d. Its density remains constant.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

efwsefaw

  • Sr. Member
  • ****
  • Posts: 351
Answer to Question 1

d

Answer to Question 2

a




amal

  • Member
  • Posts: 572
Reply 2 on: Jul 28, 2018
Wow, this really help


Jossy

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

For a complete list of videos, visit our video library