A population of birds eats small, soft seeds and larger seeds with a thicker outer covering. Due to drought, the amount of small, soft seeds
decreases significantly for a year.
How is this likely to change the bird population?

Several kinds of bears are found on earth. most bears are brown or black, but one type of bear, the polar bear, is white. what process led to this difference in fur color? explain your answer.

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?

At a certain temperature the rate of this reaction is first order in hi with a rate constant of : 0.0632s2hig=h2g+i2g suppose a vessel contains hi at a concentration of 1.28m . calculate how long it takes for the concentration of hi to decrease to 17.0% of its initial value. you may assume no other reaction is important. round your answer to 2 significant digits.