Astudent used a yardstick to model elastic rebound. the student bent the stick without breaking it and then let the stock go. what does the bent stick represent in the student's model?

a. the rock's original shape

b. a siesmic wave

c. the rock's deformed shape

d. a fault formed

Acave rescue team lifts an injured spelunker directly upward and out of a sinkhole by means of a motor-driven cable. the lift is performed in three stages, each requiring a vertical distance of 11.0 m: (a) the initially stationary spelunker is accelerated to a speed of 4.80 m/s; (b) he is then lifted at the constant speed of 4.80 m/s; (c) finally he is decelerated to zero speed. how much work is done on the 78.0 kg rescue by the force lifting him during each stage

Astate of matter all that has define volume and can flow is a(n)

Road users moving into your lane, brake lights, and abrupt changes in road surface are a. rare at night b. indicators of potential hazards c. not worth worrying about before you reach them d. no problem for experienced drivers