ITS Ch 1 Videos

The variable that doesn't matter what the outcome is

The variable that is changed or manipulated

The variable that is ignored

The variable that you measure

The variable that is changed or manipulated

The variable that is ignored

The variable that is measured

The variable that stays constant

The variable that responds to changes in the independent variable

The variable that is unrelated to the experiment

The variable that is changed by the scientist

The variable that is kept the same

They ensure that only the independent variable affects the outcome

They make the experiment more difficult

They are used to create new hypotheses

They help confuse the results

60 s

30 s

120 s

300 s

450 x 10^1

45 x 10^2

4.5 x 10^3

4.5 x 10^4

3.2 x 10^3

32 x 10^-5

0.32 x 10^1

3.2 x 10^-3

Just add the coefficients

Must have same exponent to add.

Use only the larger exponent

Multiply the values together

6.1 x 10^23

6.0 x 10^23

6.022 x 10^23

7.0 x 10^23

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