Q2wk6 Wed. Bell Ringer

Front

What is pitch in sound?

Back

Pitch is how high or low a sound is, determined by the frequency of the sound wave.

Front

What factors can affect the pitch of a drum?

Back

The size of the drum, the tension of the drumhead, and where the drum is struck can all affect its pitch.

Front

What does it mean to conduct a fair experiment?

Back

A fair experiment means that only one variable is changed at a time while all other conditions are kept the same.

Front

Why is it important to keep certain factors constant in an experiment?

Back

Keeping factors constant ensures that the results are due to the variable being tested and not influenced by other changes.

Front

What is a variable in an experiment?

Back

A variable is any factor, trait, or condition that can exist in differing amounts or types.

Front

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

Back

The independent variable is the one that is changed or controlled in an experiment, while the dependent variable is the one that is measured or affected.

Front

What is a control in an experiment?

Back

A control is a standard for comparison in an experiment, which is not affected by the independent variable.

Front

What is the purpose of a hypothesis in an experiment?

Back

A hypothesis is a testable prediction about the outcome of an experiment.

Front

What is the scientific method?

Back

The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Front

What is the role of observation in scientific experiments?

Back

Observation is crucial as it helps scientists gather data and evidence to support or refute their hypotheses.