A world-class runner can reach a top-speed of 11 ms^-1 in the first 15m of a race. Calculate the average acceleration of the runner.

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

What are the two causes of density in deep current waters? a. salinity (how much salt) of the water and high temperaturesb. salinity (how much salt) of the water and low temperatures c. oxygen content of the water and high temperatures. d. oxygen content of the water and low temperatures

Matched chromosomes carrying information about the same characteristics in the organism are called