law and theory and natural selection test review

Which of these can change when new evidence is presented?

• theory

• law

Which of these describes a natural phenomenon or relationship that always occurs under specific conditions

• theory

• law

Which of these can be represented mathematically and provide no explanation why a phenomenon occurs?

• theory

• law

Scientific theories can be tested.

• True
• False

What is a theory?

• Describes what happens
• Explains a process

What is a law?

• Describes what happens
• Explains a process

Scientific theories are based on

• general assumptions of how systems work.
• mathematical principles that can be proven true.
• large amounts of data collected over time.
• observations from within only one scientific discipline.

Scientists __________________ test scientific theories.

• constantly
• rarely
• never

A scientific theory provides and explanation for how or why an event occurred.

• True

• False

A scientific theory can become a law if it has enough evidence to support it.

• True

• False