Which example is correctly matched with its type of friction? A. A plane flying through the air is an example of static friction.
B. Pushing a car that isn't moving is an example of sliding friction.
C. A sled sliding down a grassy hill is an example of fluid friction.
D. A skateboard's wheels moving on cement is an example of rolling friction.

Punnett squares are used to show possible combinations of alleles or to predict the probability of a trait occurring in offspring. an incomplete dominance cross is performed between a bird that is homozygous for red feathers and a bird that is homozygous for blue feathers. purple offspring result. then, two of the purple offspring are crossed. according to the punnett square for this cross, how many of the offspring from the second cross will have a feather color that results from incomplete dominance? 1 in 4 2 in 4 3 in 4 4 in 4