Lesson 6Fermi Problems

Learning Goal

Let’s estimate some quantities.

Activity 1: How Old Are You?

Problem 1

What is your exact age at this moment?

Activity 2: A Heart Stoppingly Large Number

Problem 1

How many times has your heart beat in your lifetime?

Activity 3: All the Hairs on Your Head

Problem 1

How many strands of hair do you have on your head?