Author Question: Charon's orbit A) is retrograde. B) lies exactly in Pluto's orbital plane. C) is highly ... (Read 54 times)

jasdeep_brar

  • Hero Member
  • *****
  • Posts: 569
Charon's orbit
 
  A) is retrograde.
  B) lies exactly in Pluto's orbital plane.
  C) is highly inclined to Pluto's orbital plane.
  D) is perpendicular to Pluto's equator.
  E) has not been determined yet.

Question 2

Which of the following best describes why we have seasons on Earth?
 
  A) The tilt of Earth's axis causes different portions of the Earth to receive more or less direct sunlight at different times of year.
  B) The varying speed of Earth in its orbit around the Sun gives us summer when we are moving fastest and winter when we are moving slowest.
  C) The tilt of Earth's axis causes the northern hemisphere to be closer to the Sun than the southern hemisphere in summer, and vice versa in winter.
  D) Earth's elliptical orbit means we are closer to the Sun and therefore receive more intense sunlight at some times of year than at others.



lindahyatt42

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

C

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

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.

For a complete list of videos, visit our video library