9th Grade Physical Science Core Labs

Links:

Purpose:
To create and describe waves.

Summary:
Students will create wave pulses on an elastic cord, measure the speed at which the waves travel, and observe how changing conditions can change the speed of a wave.

Objectives Links:
6: B. Waves

Process Skills Checklist

Materials (per group):

• elastic string
• electronic timer
• spring scale
• 2 photogates

Safety Concerns:
Standard operating procedures apply.

Revision Date:
August 2006