Quiz 1. Scientific Notation and Sig Figs

```Name:_________________________________________________ Period: ___________________ Date: ___________________
Quiz 1: Scientific Notation and Significant Figures
Put the following numbers into scientific notation:
1. 0.0000947612 = ___________________________________________________________________________
2. 76000003751 = _____________________________________________________________________________
Put the following numbers out of scientific notation and into its original number.
3. 5.89 x 107 = _________________________________________________________________________________
4. 3.31 x 10-4 = _________________________________________________________________
5. When an integer that is in scientific notation is positive, which way did you move to put the number
into scientific notation?
How many significant figures are there?
6.
0.000023
_____________________________
7.
7000000
_____________________________
Solve the following:
8.
0.00003 x 204 = _________________________________
9.
23.67523 + 102. 78 = _____________________________________
10. Are leading zeros ever significant?
```