Practice
Exercise 6
Scientific
Notation
Express
each number in standard form.
1. 5.2 x 10
1. __________
2. -6.1 x 10
2. __________
3. 1.23 x 10
3. __________
4. An oxygen atom has mass of 2.66 x 10
grams.
State the steps used in entering this number into
your calculator.
4.
_______________________________________________
_______________________________________________
5. The height of the Sears Tower is 1.454 x
10
feet.
Express this height in standard form. 5. ___________