Arock falls off the edge of a cliff that is 145 m above the ground beneath it. for how long a time is the rock falling? assume air resistance is negligible

Unpolarized light whose intensity is 1.19 w/ is incident on a polarizer. (a) what is the intensity of the light leaving the polarizer? (b) if the analyzer is set at an angle of = 41.0∘ with respect to the polarizer, what is the intensity of the light that reaches the photocell?

The heliocentric and the geocentric models of the solar system included these central principles

The process of predicting values that extend beyond the range of data points is called absolute value extrapolation interpolation prediction for any given: )