Different Gasses, Different Weights

SCIENCE CONCEPT:

Air is a gas which is a form of matter. Gasses have weight.

STUDENT OBJECTIVE:

Students will discover that although air is invisible, it has a measurable weight.

OVERVIEW:

Students will compare carbon dioxide with air to determine if there is a difference in weight.

PREPARATION TIME:

10 minutes.

LESSON TIME:

30 minutes.

TEACHER PREP:

Gather Materials

WORDS TO KNOW:

balance

carbon dioxide

graduated cylinder

TEACHER TEXT:

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Last modified: Tue Mar 24 16:35:52 PST 1998