Author Question: When the huge polar caps on Mars form every winter, they are made chiefly of ________. Fill in ... (Read 77 times)

TFauchery

  • Hero Member
  • *****
  • Posts: 500
When the huge polar caps on Mars form every winter, they are made chiefly of ________.
 
  Fill in the blank(s) with correct word

Question 2

To reach the Cassegrain focus, a hole must be cut in the center of the primary mirror.
 
  Indicate whether the statement is true or false



angrybirds13579

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

dry ice (frozen carbon dioxide)

Answer to Question 2

TRUE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

For a complete list of videos, visit our video library