1. Intro to Physics Units

How many significant figures are in each of the following numbers?
a) 0.0032
b) 10790
c) 08.02

How many significant figures does the following number have? 8700

How many significant figures does the following number have? 0.0086

Estimate the average speed with which the hair on your head grows. Give your answer in both m/s and μm/hour. Briefly describe how you arrived at this estimate.

As an architect, you are designing a new house. A window has a height between 140 cm and 150 cm and a width between 74 cm and 70 cm. What are the smallest and largest areas that the window could be?