Unit 1 (Nature of Science) Review

Front

What is data that is measured in numbers or quantities called?

Back

Quantitative data

Front

Biology is the study of...

Back

life

Front

A light microscope with an objective lens of 40x and an ocular lens of 10x has a magnification of...

Back

400x

Front

What does a standard deviation of +/- 21.2bpm indicate about the average heart rate of 86bpm?

Back

About 68% of the data is between 64.8bpm and 107.3bpm.

Front

What is the variable the scientist manipulates called?

Back

Independent variable

Front

What is the term for data that describes qualities or characteristics?

Back

Qualitative data

Front

What is the purpose of a control variable in an experiment?

Back

To keep other variables constant and ensure a fair test.

Front

What is the difference between an independent variable and a dependent variable?

Back

The independent variable is manipulated, while the dependent variable is measured.

Front

What is the scientific method?

Back

A systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Front

What is a hypothesis?

Back

A testable prediction about the relationship between variables.