1.what is the contour interval of this map?

2.what is the highest elevation in this map?

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?

Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?

In the first law of thermodynamics, triangle e=q-w, what does q stand for