According to this equation, f=ma, how much force is needed to accelerate a 65-kg runner at 8m/s2?
a. 8 m/s
b. 520 n
c. 520 m/s
d. 8 n

Abiologist counts the number of rabbits in a population each year and observes a decrease in population. since the coyote population has exploded, the biologist concludes that the coyote population has had a negative interaction with the rabbit population. which describes the biologist’s actions? a.) experimentationb.) inferencec.) observationd.) interacting