What machine actually reduces the amount of force exerted because it acts over a greater distance?

Orange juice has a lower or higher viscosity than chocolate syrup

70 give a real life example showing how sensory neurons work with the motor neurons

At 20∘c, the hole in an aluminum ring is 2.800 cm in diameter. you need to slip this ring over a steel shaft that has a room-temperature diameter of 2.804 cm . 1. to what common temperature should the ring and the shaft be heated so that the ring will just fit onto the shaft? coefficients of linear thermal expansion of steel and aluminum are 12×10−6 k−1 and23×10−6 k−1 respectively.