In the equilibrium experiment, the meter stick is balanced at exactly 50.0 cm mark. You attach a mass of 600 g at 10 cm position and a mass of 300 g at 60 cm position. How much mass should you attach at 80 cm position to balance the meter stick

Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle

Scout feels ill one day before school. her mother puts a thermometer in her mouth and the temperature begins to climb to 100°f. what is happening between the cooler thermometer and scout's body? a) scout's body is applying a force to the particles in the thermometer. b) kinetic energy is being transferred from her mouth to the thermometer. c) potential energy is being lost by the thermometer and gained by scout's body. d) the potential energy stored in foods is converted to mechanical energy to raise the mercury in the thermometer.

Aturntable a is built into a stage for use in a theatrical production. it is observed during a rehearsal that a trunk b starts to slide on the turntable 10 s after the turntable begins to rotate. knowing that the trunk undergoes a constant tangential acceleration of 0.31 m/s2, determine the coefficient of static friction between the trunk and the turntable.