A refrigerator rests on the ground in your kitchen. The area where the bottom of the refrigerator comes in contact with the floor is 1.7 m^2. The refrigerator weighs 410 N. How much pressure is the refrigerator exerting on the floor? Express your answer in pascals.

b. lithosphere, asthenosphere, mesosphere   is the answer most likely

before, trains worked using the steam engine. thus, it uses heat so it is crucial to apply heat balance. the steam engine absorbs energy during the stage of boiling water. so, this is the endothermic reaction. when the steam is used to work the piston, it has to release this energy through running the train. the excess energy is released as an exhaust to the chimney. this is the exothermic process because it releases energy to the surroundings.

d we did this already