# Suppose a young boy pushes a supermarket cart with a mass of #30# #kg#. How much force does he use if the cart accelerates at #3.5# #m##/s^2#?

##### 1 Answer

Mar 7, 2018

This is Newton's 2nd Law: F = ma

#### Explanation:

This is a direct application of the formula:

I'll let you finish the problem. Your units are Newtons, which is the international unit of Force and is defined in terms of