High-level clouds usually occur above 20,000 ft. which is the best description of the clouds’ appearance? a. thin and composed of rain b. heap like and composed of rain c. puffy and composed of ice crystals d. thin and composed of ice crystals

Apair of 10μf capacitors in a high-power laser are charged to 1.7 kv.a. what charge is stored in each capacitor? b. how much energy is stored in each capacitor?

Four objects each with charge +2.0×10−7c are located at the corners of a square whose sides are 2.0 m long. part a what quantities can be determined using this information? check all that apply. the electric force on a charged object placed at the center of the square. the mass of each object. the total electric potential energy of the system consisting of the four charged objects. part b find the electric force on a charged object placed at the center of the square.

The law of reflection states that the angle of reflection is equal to the angle of