Midterm review

Front

Looking at the graph, at a low temperature, what is the reaction rate?

Back

slow

Front

What would make my experiment/hypothesis valid regarding plant growth under flashing lights? Options: Having a plant nursery look at my plants, Having it published in Scientific American magazine, Having other scientists repeat it and get the same results, Having my teacher say it was right

Back

Having other scientists repeat it and get the same results

Front

A student performed an experiment and did not get the results she expected from her hypothesis. When writing up her lab report, what should she say about her experiment?

Back

The results do not support the hypothesis.

Front

If an experiment's results do not support a hypothesis, what should you do next?

Back

Investigate further.

Front

One example of a pseudoscience is: Botany, Astrology, Astronomy, Ecology

Back

Astrology

Front

Why is ghost-hunting considered a pseudoscience?

Back

The ideas aren't testable.

Front

What would be the best way to model a cell's structure? Options: a 3D model, a picture, a graph, a written description

Back

a 3D model

Front

If an unidentified liquid is poured into a glass of water and it forms a layer underneath the water, the liquid...

Back

is more dense than water

Front

A scientific theory can change but is rarely discarded.

Back

true

Front

If a liquid changes state to form a solid, what has happened to the particles?

Back

They have lost energy.