Midterm Reviewer (T2-ExSci)

What is an educated guess?

• hypothesis

• judgment

• conclusion

• research

Which of the following is not an SI base quantity?

• length

• time

• density

• temperature

What is the scientific notation for deci?

• 10⁵

• 10^-5

• 10²

• 10^-1

Determine the number of significant figures in 12 750 000 m.

• 4

• 6

• 8

• 10

What is the method of treating the units as algebraic quantities and can be cancelled?

• arithmetic

• dimensional analysis

• conversion

• scientific notation

How many grams are there in 1 kilogram?

• 1000

• 100

• 10

• 0.001

What is the factor that might affect the behavior of an experiment?

• data

• hypothesis

• graph

• variable

What is the line on a graph which best illustrates the relationship between a set of points?

• line of best fit

• curve of best fit

• slope of a line

• quadratic line

What is the factor that is changed or manipulated during an experiment.

• independent variable

• dependent variable

• controlled variable

• experimental variable

Which of the following is not part of the Scientific Method?

• hypothesis

• observation

• formulate a question

• none of the choices