Lesson: Orders of Magnitude
In this lesson, we will learn how to express measurements in scientific notation to determine the orders of magnitude of values found from calculations.
Sample Question Videos
Worksheet: 23 Questions • 2 Videos
Determine how many hydrogen atoms placed end to end in a line would stretch across the diameter of the Sun. Use a value of m for the diameter of a hydrogen atom and use a value of m for the diameter of the Sun.
Calculate the number of atoms in a bacterium. Assume that the average mass of an atom in the bacterium is 10 times the mass of a proton, that the mass of a proton is kg, and that the mass of a bacterium is kg.
Determine how many protons are contained in a bacterium. Use a value of kg for the mass of a proton and kg for that of a bacterium.