NGSS
HS-PS4-1
15 lessons teach this standard. Every lesson is interactive, and every one prints as a worksheet with a separate answer key.
Physical Science · Chapter 7 · Lesson 1
The wave crosses the pond. The water does not.
Physical Science · Chapter 7 · Lesson 2
The siren does not change. Your position does.
Physical Science · Chapter 7 · Lesson 4
Light bends because one side slows first.
Physical Science · Chapter 7 · Lesson 5
Lenses and Optical Instruments
Cover half a lens and you get all of the image, dimmer.
Chemistry · Chapter 2 · Lesson 3
The evidence that energies come in steps.
Physics · Chapter 7 · Lesson 1
The wave crosses the pond. The water does not.
Physics · Chapter 7 · Lesson 3
The right frequency can break glass. Loudness cannot.
Physics · Chapter 7 · Lesson 4
Light bends because one side slows first.
Physics · Chapter 7 · Lesson 5
Cover half a lens and you get all of the image, dimmer.
Honors Physics · Chapter 6 · Lesson 1
A restoring force proportional to displacement, and everything follows.
Honors Physics · Chapter 6 · Lesson 2
Two oscillators that disagree about mass.
Honors Physics · Chapter 6 · Lesson 3
A wave carries energy without carrying the medium.
Honors Physics · Chapter 6 · Lesson 4
Superposition and Interference
Waves add and then carry on unchanged.
Honors Physics · Chapter 6 · Lesson 5
The source and the receiver disagree about the frequency.