To ensure the accuracy and reproducibility of their work, what is the best practice for scientists when describing measurements?

Use descriptive adjectives to make the report more interesting.

Use standardized units like meters, grams, or degrees Celsius.

Compare the results to a well-known, everyday object.

Only record the data that supports their initial hypothesis.

Two students observe a chemical reaction. Student A reports, "The mixture bubbled a lot and got warm." Student B reports, "The mixture produced 15 mL of gas over 30 seconds and its temperature increased by 8°C." Why is Student B's report more useful for science?

It is shorter and easier to read.

It uses precise, quantitative data that can be accurately compared and reproduced.

It proves the chemical reaction was more powerful than Student A thought.

It uses more complex vocabulary, which sounds more professional to other scientists.

It suggests the experiment was dangerous.

"Very hot" is a subjective term that can be interpreted differently by other scientists.

The description is too short to be included in a formal lab report.

It implies the scientist is not an expert in thermodynamics.

The student might accidentally use sugar instead of salt.

The beaker might crack from the chemical reaction.

The water will not be able to dissolve the salt.

Different students will add different amounts of salt, leading to inconsistent and non-reproducible results for the experiment.