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 10 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?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

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?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

For a complete list of videos, visit our video library