Scientists think that the made of liquid iron and nickel, moves to produce earth’s magnetic field.. a.. crust. b.. mantle. c.. outer core. d.. inner core.

Do you agree with scientist’s prediction about the warming of alaska and other polar regions?

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?

Write down two additional questions about earth's magnetic field that will make your presentation more informative.