Author Question: How deep is an impact crater compared to its width? A) 1-10 B) 50-100 C) 30-40 D) 10-20 E) ... (Read 34 times)

naturalchemist

  • Hero Member
  • *****
  • Posts: 542
How deep is an impact crater compared to its width?
 
  A) 1-10 B) 50-100 C) 30-40 D) 10-20 E) 100-200

Question 2

The speed of light is about 300,000 km/s (3  105 km/s). How far does light travel in 30 seconds?
 
  A) 300 thousand km (300,000, or 3  105 km) B) 9 million km (9,000,000, or 9  106 km)
  C) 10 thousand km (10,000, or 106 km) D) 900 thousand km (900,000, or 9  105 km)



wtf444

  • Sr. Member
  • ****
  • Posts: 314
Answer to Question 1

D

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

For a complete list of videos, visit our video library