PPT
Curated OER

Waves: Sound and Light

For Teachers 7th - 12th
A few definitions related to waves open this slide show. Note that the information only covers light waves even though the title mentions sound. Correct the title before using this resource. Another mention is a set of photos of a class...
PPT
Mr. E. Science

Sound

For Students 6th - 8th Standards
Since light travels faster than sound, some people may appear bright until you hear them speak. The presentation covers what sound is, how fast it travels in various mediums, properties of sound, hearing, and the parts of the human...
PPT
Urbana School District

Waves

For Teachers 11th - Higher Ed
What is a physicist's favorite part of sports? Doing the wave. The presentation covers longitudinal, transverse, surface, and standing waves. It includes in-depth information on frequency, wavelength, period, amplitude, reflection,...
PPT
Curated OER

How Do You Light Up Your World?

For Teachers 4th - 6th
A tremendous presentation on the properties of light. Young scientists are treated to slides which share a lot of fascinating information about light. This impressive PowerPoint is filled with great photos, graphics, and discussion...
Activity
Teach Engineering

Beating the Motion Sensor

For Teachers 7th - 9th
I bet I can cross the room without having the lights come on. Class members set up an experiment in which they try to determine what materials will mask motion detected by a sensor. Groups predict how materials will interact with...