Author Question: The motion of a Foucault pendulum proves that Earth is a. rotating. b. revolving. c. precessing. ... (Read 91 times)

Frost2351 · **on:** Jul 28, 2018

The motion of a Foucault pendulum proves that Earth is
a. rotating.
b. revolving.
c. precessing.
d. an oblate spheroid.

Question 2

A Doppler red shift indicates
a. a shift toward higher frequencies.
b. a shift toward shorter wavelengths.
c. that a light source is approaching relative to the observer.
d. none of these.