All resistors in the circuit are identical. All batteries are ideal with voltages of 12V and 6 V as listed. All connecting wires have negligible resistance. Rank in terms of total resistance (Req) greatest to least. Justify your ranking.

Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.

Imagine you are standing in the antarctic during the southern hemisphere summer. the sky is clear and blue. there are no clouds in the sky. your shadow is cast on the icy ground. what is the color of the shadow?

True or false graphs must include scales that increase by the same amount