The more rope segments on a pully that are helping to do the lifting work, the less force that is needed for the job. If Jim decreases the number of segments on a rope he is using as a pully, the amount of force that he needs to apply when lifting something with the rope increases or decreases?
increases

(Question)
The upper rock layers are much younger. Rich was examining a cliff face. Which part of the cliff is older, geologically speaking the base or the top?
(Answer)
the base

Ques: The warmer a climate is, the more types of vegetation it will have and the greater the rate of biological weathering. Plants grow more poorly in the tundra because it is colder or warmer?
Ans: colder

(Q).
In transipration, at warmer temperatures water molecules move faster, and the rate of evaporation from stomata is therefore much faster. If Mary decreased the temperature in her greenhouse what would happen to the rate of evaporation from water on her plants it would increase or it would decrease??
(A).
it would decrease?

Ques:Smoking reduces the amount of oxygen available for diffusion at the lungs, so less oxygen gets absorbed and blood is oxygenated to a lesser degree. Suppose that Mary hasn't started smoking yet. If you measured the oxygen levels in her blood now and compared them to oxygen levels after she's been smoking for 20 years, what would you find less oxygen in her blood now or more oxygen in her blood now?

Ans:more oxygen in her blood now

Ques:Thicker resistors offer less resistance than thinner resistors. Tony is laying cable that is 1 inch in diameter, while Rita lays cable that is 0.1 inches in diameter. Who's cable offers more resistance Tony or Rita?

Ans:
Rita