Answer:
<h3>The continuous process by which carbon is exchanged between organisms and the environment. Carbon dioxide is absorbed from the atmosphere by plants and algae and converted to carbohydrates by photosynthesis. ... The carbon cycle is thought to be the source of significant amounts of energy in the Sun and other stars</h3>
The speed of the cross country runner is equal to 4 km/min.
<u>Given the following data:</u>
To determine the speed of the cross country runner:
Speed can be defined as the distance covered by an individual per unit time and it can be measured in kilometer per minutes (km/min).
Mathematically, speed is given by the formula;
Substituting the given parameters into the formula, we have;
Speed = 4 km/min.
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