On a map, a measurement of 1.0 cm represents a velocity of 100 m/s. if you were to draw a vector on the map that represents 80 m/s, how long would the vector be? a. 8.0 cm b. 1.25 cm c. 1.25 mm d. 8.0 mm

What can you increase the strength of an electromagnet by

If you wanted to move an electron from the positive to the negative terminal of the battery, how much work w would you need to do on the electron? enter your answer numerically in joules.

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.