Bio 137 Semester 1 Review

Front

Hypothesis

Back

A hypothesis is an educated guess.

Front

This variable in an experiment is the one being deliberately changed by the scientist.

Back

independent variable

Front

What step does every scientific experiment begin with?

Back

question/problem

Front

How many variables should be tested at a time?

Back

One

Front

Observation

Back

information you notice and record using your five senses

Front

Independent Variable in a scientific experiment

Back

the variable that the scientist manipulates/changes

Front

What is the independent variable in the following hypothesis? HYPOTHESIS: If I get more sleep at night, I will be more attentive in science class.

Back

amount of sleep

Front

What is a constant variable?

Back

factors you keep the same in the experiment

Front

What type of variable is the fertilizer when experimenting with the growth of a plant using three (of the same type of) plants, two different fertilizers, equal light, and equal water?

Back

Independent

Front

Which of the variables is dependent in the context of Sarah's walkathon? m = the amount of money Sarah will raise, d = the distance Sarah walks.

Back

d