Which of the following is a good example of a primary reinforcer?
a. money
b. grades
c. diplomas
d. food
e. certificates of achievement

When you are driving slowly in the freeway fast lane, blocking traffic which wishes to pass you should

Which control would most likely achieve the greatest reduction of noise pollution? limiting airplane traffic insulating buildings and homes reducing road and highway traffic using headphones to listen to music building noise barriers beside highways

After a heavy rainstorm vegetation on a hillslope was completely removed. how will this removal of vegetation affect the relative amounts of infilitration and runoff that occur during the next heavy rainstorm.