1. A wave traveling at 343 m/s has a frequency of 200 Hz, what is the wavelength?
0.583 m
1.72 m
12.5 m
68600 m
686 m
2. A standing wave on a string with 7 nodes has how many antinodes?
8
7
6
5
4
3. When two objects are in thermal equilibrium they will have the same
mass
heat content
temperature
specific heat
thermal energy
4. A black object absorbs/radiates thermal energy better than a white object.
True
False
5. The Greenhouse Effect is NOT the same as climate change and so called “Greenhouse Gases.” The Greenhouse Effect (like last week’s lab) inhibit _____________ and ___________, while Greenhouse Gases inhibit _________________.
Conduction & Convection, Radiation
Convection & Radiation, Conduction
Radiation & Conduction, Convection
Conduction & Radiation, Pollution
Thermal Equilibrium & Heat, Conduction
Solution:
Solution:
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