Light travels at a speed of 3.0 ´ 108 m/s. if it takes light from the sun 5.0 ´ 102 s to reach earth, what is the distance between earth and the sun?

What is the electric force acting between two charges of -0.0045 c and -0.0025 c that are 0.0060 m apart? use fe=kq1q2/r^2 and k = 9.00 x 10^9 n*m^2/c^2 a. 1.7 x 10^7 n b. -1.7 x 10^7 n c. -2.8 x 10^9 n d. 2.8 x 10^9 n

An electric clothes dryer has a resistance of 8 ohms. it draws 30 a of current. what is the voltage, in volts, of the wall outlet that it is plugged into?

What is the relationship between the direction of motion of the balloon and the wind currents