PHYS U1 Flashcard Review (Science & Graphing)

Front

What is an educated guess in a scientific investigation called?

Back

A hypothesis.

Front

In a controlled experiment, how many variables should be tested?

Back

Only 1 variable.

Front

What is the variable that the experimenter compares the rest to?

Back

Control variable.

Front

Can a scientific theory become a law if there is enough supporting evidence?

Back

FALSE.

Front

What type of graph is best used to represent parts of a whole?

Back

Circle graph.

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 scientific law?

Back

A statement based on repeated experimental observations that describes some aspects of the universe.

Front

What is the difference between independent and dependent variables?

Back

Independent variables are manipulated, while dependent variables are measured.

Front

What is a constant in an experiment?

Back

A factor that remains unchanged throughout the experiment.

Front

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

Back

To provide a baseline for comparison against the experimental group.