A natural system is formed when components are grouped together so as to perform a more specific function or use. In addition, this system is bound to exist without any human interference. Biological and non-biological components work hand-in-hand as they do nature processes.
Formula to calculate speed:
Speed=Distance/Time
Distance: 24 m
Time: 3 sec
24/3=8
So the correct answer is 8 m/s
WHICH wax he tries out is the independent variable.
How clean his car stays is the dependent variable.
Answer:

Explanation:
Speed is the rate of motion and can be found by dividing the distance by the time.

The distance covered is 56 meters and the time taken is 4 seconds.

Substitute the values into the formula.

Divide.

The speed of the car is <u>14 meters per second</u>