A person lifts a 5.0 kg cement block a ver- tical distance of 1.2 m and then carries the
block horizontally a distance of 5.9 m.
The acceleration of gravity is 9.81 m/s2.
a) Determine the work done by the person
in the process.
Answer in units of J.
part 2 of 2
b) Determine the work done by the force of
gravity in the process.
Answer in units of J.

Atorque acting on an object tends to produce a. equilibrium b. rotation c. linear motion d. velocity e. a center of gravity

Aheavy boy and a lightweight girl are balanced on a massless seesaw. the boy moves backward, increasing his distance from the pivot point. what happens to the seesaw? it is impossible to predict without knowing additional information. the side the boy is sitting on will tilt downward. the side the girl is sitting on will tilt downward. nothing; the seesaw will remain balanced.

Atruck travels at an average speed of 70 km/hr. if it travels 100 km in the first hour, how far will it go the second hour of a 2 hour trip? if you could also give me the steps that would great.