A55 meter rope is lying on the floor and has has a weight of 4040 n in total. how much work is required to lift up one end of the rope to a height of 33 meters

Asubmarine has a "crush depth" (that is, the depth at which water pressure will crush the submarine) of 250 m. what is the approximate pressure (water plus atmospheric) at this depth? (recall that the density of seawater is 1025 kg/m3, g = 9.81 m/s2, and 1 kg/(ms2) = 1 pa = 9.8692 10-6 atm.) a. 34.8 atm b. 24.8 atm c. 25.8 atm d. 7.8 atm

When an object is heated it contracts. a. true b. false

Can you match these to the correct definition