Quiz Over Section 3.1 & 3.2

Name:____________________ Date:___________ Hour:___________

Quiz over Section 3.1 &3.2 Matching: write the letter next to the number that makes it correct. 1) Significant Figures

A. A measure of how close a series of

measurements are to one another.

2) Precision

B. The power to which 10 is raised

scientifically.

3) Quantitative measurements C. Measure of how close a measurement comes to the actual value.

4) Accuracy

D. Measurements expressed descriptively.

5) Qualitative measurements

E. digits in a measurement that are

known, plus one estimated.

6) Coefficient

F. measurements expressed in definite

form

7) Exponent

G. Number that is multiplied by 10 in scientific

notation

Express each of the following in scientific Notation 8) 30 9) 25200 10) .00123 Tell me what is the number of significant figures in the following 11) 2.35 X108 12) 1.86 13) .0046 Express each of the following in scientific Notation 14) (4.5 X105) / (2.5X102) 15)

( 8.0X103) - (3.5 X104)

Name:____________________ Date:___________ Hour:___________ 16) ( 6.0 X103)

( 3.0 X10 6)