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In this activity, dry ice and other items are used to construct a demonstration model of a comet that illustrates the comet nucleus, coma, and tails. This activity introduces learners to the structure of comets and the interactions between comets and our Sun.
- Under 5 minutes
- 30 to 45 minutes
- $10 - $20 per group of students
- Ages 8 - 14
- Activity, Demonstration, Lesson/Lesson Plan, Model
- English
Quick Guide
Materials List (per group of students)
- 5 pounds of dry ice
- Mallet
- Eye protection
- Thick work gloves or insulated rubber gloves
- Plastic bowl - large
- Paper grocery bag
- 13 gallon garbage bag
- Pie pan or flat tray
- 1 liter (34 ounces) of water
- 1 cup of soil
- Dash of ammonia
- Dash of alcohol
- Dash of cornstarch
- Dash of dark corn syrup
- Hairdryer with a low or cool setting
- Strong flashlight
Subjects
-
Earth and Space Science
- Astronomy
-
Solar System
- The Sun
- Asteroids and Comets
-
Physical Sciences
-
States of Matter
- Changes of Phase
-
States of Matter
Informal Categories
- Model Building
Audience
To use this activity, learners need to:
- see
Learning styles supported:
- Involves hands-on or lab activities
Other
Components that are part of this resource:
Includes alignment to state and/or national standards:
This resource is part of:
Access Rights:
- Free access
By:
Rights:
- All rights reserved, Lunar and Planetary Institute, 2005
Funding Source:
- National Science Foundation, ESI-0125693