Which phrases describe a model in science? check all that apply.

Find the momentum for a 2.6-kg brick parachuting straight downward at a constant speed of 8.4 m/s .

An ideal polarizer with its transmission axis rotated 30 degrees to the vertical is placed in a beam of unpolarized light of intensity 10w/m^2. after passing through the polarizer, what is the intensity of the beam? a. 8.7 w/m^2 b. 7.5 w/m^2 c. 5.0 w/m^2 d. 10 w/m^2 e. 2.5 w/m^2

Which of the following is an example of motion in two dimensions?