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

Author Question: Ions trapped in Earth's magnetic field give rise to a. photosynthesis. b. auroras. c. ultraviolet ... (Read 18 times)

karateprodigy

  • Hero Member
  • *****
  • Posts: 550
Ions trapped in Earth's magnetic field give rise to
 a. photosynthesis.
  b. auroras.
  c. ultraviolet radiation.
  d. ozone.

Question 2

The diameter of an average atom is about
 a. 10-7 m.
  b. 10-10 m.
  c. 10-5 m.
  d. 10-14 m.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

JCABRERA33

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

b

Answer to Question 2

b





 

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

For a complete list of videos, visit our video library