What is the value of using both observations and inferences in scientific research?

In which process is oxygen absorbed by an organism asap apex

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.

This is collection of data made by comparing objects in standard units. in science, the units are metric.