NASA Glenn Videoconference: The Moon
Pre-Conference Activity: If so instructed by your teacher, print out worksheet pages (Data Charts and Graph) for this activity.

Materials Needed:

• All Purpose Flour
• Baking Soda
• Corn Meal
• Graph Paper
• Meter Stick
• Ruler, Plastic with Middle Depression
• Sand and Corn Starch
• 10 X 12 Aluminum or Plastic Pan or Tub
• Marbles, Ball Bearing, Steel Shot, and Golf Balls
• Data Chart for each Impactor
• Sieve or Sifter
• Tempera Paint, Dry
• Protractor
• Balance

Background Information:

Listed below are useful URL's to preview prior to completing the activity and participating in the videoconference.

Meteor Crater (Arizona)
Yucatan Peninsula Crater
Canadian Crater
Meteor Crater (Arizona)
Crater Morphology
Remote Sensing of Craters

Directions: 

Follow the directions provided at the following links to complete the Impact Craters Activity developed by Hawaii Space Grant College, Hawaii Institute of Geophysics and Planetology, University of Hawaii, 1996. At the completion of this activity, you will be ready to participate in The Moon videoconference.

Index
Teacher Page
Student Page

Rubric for Pre-Activity
3 Data Charts	1 Chart /10	2 Charts /20	3 Charts /30	Total _____
2 Graphs (Handed In)	1 Graph /5	2 Graphs /10		_____
Proper Title per Graph	No Title /0	Title /5		_____
Labeling Axis per Graph	Incorrect or No Label /0	Correct Label /5		_____
Proper Units per Graph	Incorrect or No Units /0	Correct Units /5		_____
Total Points	55 possible			_____

Please send any comments to:
Web site related: Curator
Content related: Bryan Palaszewski (Bryan.A.Palaszewski@nasa.gov)