Velocity is the answer..
hope that helps
My personal understanding and opinion is that ALL of those questions
should be part of an assessment of Physical Activity Readiness.
It would be Thermal Radiation
Answer:

Explanation:
The constant speed means that ball is not experimenting acceleration. This elements is modelled by using the following equation of equilibrium:


Now, the exerted force is:

The volume of a sphere is:



Lastly, the force is calculated:

