A girl pulls a wagon along a level path for a distance of 44 m. The handle of the wagon makes an angle of 22º above horizontal. If she pulls on the handle with a force of 87 N, how much work is done?

Física: un futbolista patea hacia el arco con una velocidad de 15m/ah, calcular: a)el alcance para un ángulo de tiro de 25? , b) el tiempo que el balón permanece en el aire.

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.

Which branches of natural science include the study of an organism that lived 10 million years ago