Two carts were initially at rest and side-by-side between two photogates. The mass of cart 1 was 0.505 kg. A spring was activated forcing the two carts away from one another, passing through the photogates and producing the readings as shown below. Determine the mass of cart 2.

Approximately 67.56 is the answer in mass

Nps pollution is caused by rainfall or snowmelt moving over and through the ground. nonpoint source pollution can include: excess fertilizers, herbicides and insecticides from agricultural lands and residential areas. oil, grease and toxic chemicals from urban runoff and energy production