Increasing the speed of waves on a guitar string increases the _________ of the sound it produces
Fill in the blank(s) with correct word
frequency (or pitch)
You might also like to view...
Where did the cosmic microwave background (CMB) come from?
a. Photons emitted from the first stars b. Photons released from hydrogen in our galaxy c. Light scattered by dust in our Solar System d. Photons released when electrons and nuclei combined for the first time.
Recent evidence suggests that Mars once had a global magnetic field. Assuming this is true, which of the following could explain why Mars today lacks a global magnetic field like that of Earth?
A) Mars rotates much slower than the Earth. B) The Martian core is made of rock, while Earth's core is made of metal. C) Mars's interior has cooled so much its molten core layer no longer undergoes convection. D) Mars is too far from the Sun to have a global magnetic field.
Velocity: You drive 6.0 km at 50 km/h and then another 6.0 km at 90 km/h. Your average speed over the 12 km drive will be
A. greater than 70 km/h. B. equal to 70 km/h. C. less than 70 km/h. D. exactly 38 km/h. E. It cannot be determined from the information given because we must also know directions traveled.
Instructions: On occasion, the notation 
= [A, ?] will be a shorthand notation for 
.
Given two non-zero vectors, 
and 
, such that
, the sum 
satisfies
?
A.
.B.
.C.
.D.
.E.
.