Working scientifically

Front

When measuring a liquid, what must you do?

Back

Read from the bottom of the meniscus, get to eye level, put the object on a flat surface - all of the above.

Front

Which type of graph shows change over time?

Back

Line graph.

Front

What pattern is evident on a line graph showing sit-up ability over time?

Back

Ability to do sit-ups increased as the days continued.

Front

What is a quantitative observation?

Back

An observation made using numbers or measurements.

Front

What is a qualitative investigation?

Back

An observation using your five senses and contains no numbers.

Front

What is the purpose of a control in an experiment?

Back

To keep all variables the same except for the one being tested.

Front

What is a hypothesis?

Back

A testable prediction about the outcome of an experiment.

Front

What is the difference between independent and dependent variables?

Back

Independent variable is manipulated; dependent variable is measured.

Front

What is a scientific method?

Back

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

Front

What is the importance of repeating experiments?

Back

To ensure reliability and accuracy of results.