Your bicycle has the mass of 9 Kg , you accelerate at the rate of 2 m/s2 . calculate the net force that is accelerating the bicycle. ( use the formula a= F/m) please this is urgent

List two limitations of natural selection

How did the miller-urey experiment impact the way scientists think about the origins of life? use what you know about the miller-urey experiments to discuss the factors needed for life to arise, and speculate on whether life could arise on another planet.

Which is an example of a decomposer? a. bear b. algae c. grass d. bacteria d bacteria