The hawks on an island eat insects, lizards and small mammals, but they find the brightest yellow finches to be easy prey as well. Over many years, what would most likely happen to the population of bright yellow finches on the island?
O A. The population of bright yellow finches will decrease.
B. The population of bright yellow finches will change their beak size
C. The population of bright yellow finches will reproduce more quickly
O D. The population of bright yellow finches will stay the same.

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Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? a. the balloons both rise. the cold balloon is larger than the warm balloon. b. the balloons rise at the same rate. both balloons are the same size. c. the warm balloon expands and rises. the cold balloon shrinks and sinks. d. the cold balloon expands and rises. the warm balloon shrinks and sinks.

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15. what volume of cci, (d = 1.6 g/cc) contain6.02 x 1025 cci, molecules (ci = 35.5)(1) 10.5 l(2) 250 ml(3) 9.625 l(4) 1.712 lplz answer with step by step explanation