5. If 100N effort is required to lift a load of 300N in a lever of 1m and distance between fulcrums to load is 30 cm then, calculate, a) Effort distance b) MA c) VR d) Efficiency(n)​

Which explanation describes the forces involved for a person to walk down the sidewalk? a. the person's feet push backward on the sidewalk; the sidewalk pushes backward on the person. b. the person's feet push forward on the sidewalk; the sidewalk does not push on the person. c. the person's feet push backward on the sidewalk; the sidewalk pushes forward on the person. d. the person's feet push forward on the sidewalk; the sidewalk pushes forward on the person.

1.what is where an object is located 2. what is how fast an objects speed is changing 3. what is how fast an object is moving

Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages