What is the work done by a 20 newton force applied at an angle of 45.0° to move a box a horizontal distance of 40 meters? 8.0 × 102 joules 9.0 × 102 joules 5.6 × 102 joules 3.6 × 102 joules

Write the equation for momentum, first using symbols for the variables, then using words for the variables.

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.

He viscosities of several liquids are being compared. all the liquids are poured down a slope with equal path lengths. the liquid with the highest viscosity will