A lever has an input arm 50 centimeters long and an output arm 40 centimeters long. What is the mechanical advantage of the lever? (MA=Input distance / Output distance) a 2.0 b 1.25 c 1 d 0.8

According to newton’s law of universal gravitation, which statements are true? as we move to higher altitudes, the force of gravity on us decreases. as we move to higher altitudes, the force of gravity on us increases. as we gain mass, the force of gravity on us decreases. as we gain mass, the force of gravity on us increases. as we move faster, the force of gravity on us increases.