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

Author Question: If the Earth's rotation axis were tilted by 45 degrees instead of 23.5 degrees, what are some of the ... (Read 86 times)

Mr3Hunna

  • Hero Member
  • *****
  • Posts: 536
If the Earth's rotation axis were tilted by 45 degrees instead of 23.5 degrees, what are some of the implications, and why?
 
  A) The seasons would be less extreme, because the Sun's rays would be less direct in summer, and more direct in winter.
  B) The seasons would be more extreme, because the surface of the Earth would be closer to the Sun in the summer, and farther from the Sun in the winter.
  C) The seasons would be less extreme, because the surface of the Earth would be farther from the Sun in the summer, and closer to the Sun in the winter.
  D) The seasons would be more extreme, because the Sun's rays would be more direct in summer, and less direct in winter.

Question 2

The most common isotope of uranium is U-238, but the form used in nuclear bombs and nuclear power plants is U-235. Given that uranium has atomic number 92, how many neutrons are in each of these two isotopes?
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Alyson.hiatt@yahoo.com

  • Sr. Member
  • ****
  • Posts: 354
Answer to Question 1

D

Answer to Question 2

U-238 has 146 neutrons, and U-235 has 3 fewer, or 143 neutrons.




Mr3Hunna

  • Member
  • Posts: 536
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)


cassie_ragen

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

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.

For a complete list of videos, visit our video library