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

Author Question: The typical size of an interstellar dust grain is A) 1 angstrom. B) 1 nanometer. C) 1 ... (Read 84 times)

mckennatimberlake

  • Hero Member
  • *****
  • Posts: 559
The typical size of an interstellar dust grain is
 
  A) 1 angstrom.
  B) 1 nanometer.
  C) 1 micrometer.
  D) 1 millimeter.
  E) 1 centimeter.

Question 2

Which of the following is not a pattern of motion in our solar system?
 
  A) Planets all orbit in the same direction.
  B) Planets all rotate in the same direction.
  C) Planets all orbit the same direction as the Sun's spin.
  D) Large planets all have many moons orbiting them.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nikmaaacs

  • Sr. Member
  • ****
  • Posts: 335
Answer to Question 1

C

Answer to Question 2

B




nikmaaacs

  • Sr. Member
  • ****
  • Posts: 335

 

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

For a complete list of videos, visit our video library