End of quarter 2 question bank

Front

What did Miller/Urey's experiment demonstrate about early Earth?

Back

Amino acids could be produced from inorganic molecules.

Front

In the experiment 'How does the type of metal affect its ability to conduct heat?', what is the independent variable?

Back

Types of metal.

Front

Why is it important to repeat an experiment?

Back

To make sure your data is consistent and accurate.

Front

What must a scientific theory be based on to be accepted?

Back

Widely tested and supported by extensive data.

Front

What type of macromolecule is a protein?

Back

Proteins are macromolecules made up of amino acids.

Front

What is the definition of a hypothesis?

Back

A hypothesis is a testable prediction about the relationship between variables.

Front

What is the dependent variable in an experiment?

Back

The dependent variable is the factor that is measured or observed in response to changes in the independent variable.

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 control group in an experiment?

Back

A control group is a standard of comparison for checking the results of an experiment.

Front

What is the role of peer review in science?

Back

Peer review helps ensure the validity and reliability of research findings.