Ella walks to Kayla's house. She walks 750 meters North, then realizes she walked to far. She turns around and walks 250 feet South. The entire walk take her 13 seconds. What is her speed per second?

Which equation is used to calculate the magnetic force on a charge moving in a magnetic field

Reactants undergo chemical reaction to form products. this chemical equation represents one such reaction. the coefficient for one of the reactants or products is incorrect. which part of the chemical equation is incorrect?

How to farmers could ensure that they only grow white flowers