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

Author Question: Comets are composed of ____. a. rock and dust b. rock and metals c. ice and metals d. ice and ... (Read 170 times)

jlmhmf

  • Hero Member
  • *****
  • Posts: 552
Comets are composed of ____.
 
  a. rock and dust
 b. rock and metals
  c. ice and metals
 d. ice and dust
 e. rock and gas

Question 2

The Sun is what spectral type?
 
  a. S2
 b. G2
 c. F2
 d. K2
 e. ST2 (Spectral Type 2)



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

AaaA

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

d

Answer to Question 2

b




jlmhmf

  • Member
  • Posts: 552
Reply 2 on: Jul 27, 2018
Excellent


Liamb2179

  • Member
  • Posts: 365
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

For a complete list of videos, visit our video library