Acylinder containing some gas a is fitted with an idealized piston..gas a is at 1.2 atm,10 l and at 432 k. what external pressure is required to compress this gas irreversibly to a final volume of 3.2 l.
a) .12 atm
b).33 atm
c).45 atm
d).52 arm.

Molten iron fills a mould, which has a volume of 200 cm cubed. calculate the volume when the iron cools and solidifies.

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.

Which of the following is an example of motion in two dimensions?