Answer:
My mom always told me he was just there
Explanation:
Looks like you need to review through the lesson and take notes as it tells you in the lesson what each of these are.
Density of a material depends upon it's mass & volume.
You can calculate it by: Density = Mass / Volume
Hope this helps!
The coefficient of static friction between the puck and the surface.
In fact, that coefficient describes exactly how "hard" it is to cause the puck to start moving, if it starts from an idle condition.
