Urgente pls:( 1.- Sobre una superficie horizontal, se desliza un bloque que pesa 40 (n). la aceleracion del bloque que es igual a la cuarta parte de la aceleracion de gravedad. para que esto ocurra, el modulo de la fuerza debe tener neta debe ser:

the answer is c. the lower legs are levers, and the knees are fulcrums. the ankles hold the loads.

maria has a savings account that is earning simple interest. if she started with $200 in the account and has earned a total of $8 in interest in two years, what is the rate of the account? use the formula  .