This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What are comets made of? A) silicates and rocky dust B) metallic dust particles C) dark colored ... (Read 168 times)

meagbuch

  • Hero Member
  • *****
  • Posts: 568
on: Jul 27, 2018
What are comets made of?
 
  A) silicates and rocky dust
  B) metallic dust particles
  C) dark colored complex hydrocarbons
  D) methane, ammonia, and water ice
  E) All of the above.

Question 2

What is the typical size of comets that enter the inner solar system?
 
  A) 1 km
  B) 10 km
  C) 100 km
  D) 1000 km
  E) Comet sizes are unknown because their tails obscure the nucleus.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

okolip

  • Sr. Member
  • ****
  • Posts: 362
Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

B


meagbuch

  • Member
  • Posts: 568
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

mcabuhat

  • Member
  • Posts: 344
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

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?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Walrus Ivory masks made by Yupik in Alaska Walrus Ivory masks made by Yupik in Alaska
Healthier choices can be made when time is taken to read a nutrition label. Healthier choices can be made when time is taken to read a nutrition label.
Rub for at least 15 seconds. Particles and pathogens become suspended in the soapy lather and are ... Rub for at least 15 seconds. Particles and pathogens become suspended in the soapy lather and are ...
Which one is more healthier? DARK, MILK or WHITE chocolate Which one is more healthier? DARK, MILK or WHITE chocolate
Dark bread is not necessarily whole-grain bread Dark bread is not necessarily whole-grain bread
How many grams of CO2 can be made from reacting 78.1 g of O2 and 62.4 g of C4H10?2 C4H10 + 13 ... How many grams of CO2 can be made from reacting 78.1 g of O2 and 62.4 g of C4H10?2 C4H10 + 13 ...
Video: Glycolysis Animation

For a complete list of videos, visit our video library