Physics, 03.05.2021 16:20, jacobman0718
Garrett throws a large rock into a waveless pond. The impact of the rock hitting the water causes waves to travel along the pond's surface toward the shore.
If Garrett counts the number of waves that reach the shore over a 10‑second period, what property of the waves is he measuring?
A.
speed
B.
wavelength
C.
amplitude
D.
frequency
Answers: 2
Physics, 22.06.2019 21:00, rina62
On a mild saturday morning while people are working inside, the furnace keeps the temperature inside the building at 23degreesc. at noon the furnace is turned off, and the people go home. the temperature outside is a constant 16degreesc for the rest of the afternoon. if the time constant for the building is 3 hr, when will the temperature inside the building reach 18degreesc? if some windows are left open and the time constant drops to 2 hr, when will the temperature inside reach 18degreesc?
Answers: 3
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