How did Bourne believe that an object could be made to rise and sink at will? a.
By increasing and decreasing volume
c.
Putting more force on the object than the buoyant force
b.
Using a series of weights
d.
Piping air in from the surface

Please select the best answer from the choices provided

A
B
C
D

for the points

answer: blah

explanation:

bc blah

idk why hjggjhjkhj

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms