1. Simple Harmonic Motion
If the period of a 50.0 cm pendulum is 1.25 s on the Amazon planet, do these girls weigh more or less when they are on earth?
They will weigh less on earth – we hope!

2. Wave Terminology
How do wave 1 and wave 2 compare with regards to the following:
Wavelength
Amplitude
Energy
They have the same wavelength
Wave 1 has 2 x the amplitude of wave 2
Wave 1 has 4 x the energy of wave 2
What is the approximate phase angle of:
Point A
Point B
315o
135o
What is the main difference between EMR and mechanical waves?
EMR does not require a medium

3. Wave Terminology Which of waves a and b has greater: Frequency
Wavelength
Amplitude B A
same
When a transverse wave horizontally through a medium, how do the medium particles vibrate?
Vertically
What are the names of the two parts of a longitudinal wave?
Compression and rarefaction
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