Which of the following best describes a scientific law?

A statement based on repeated experimental observations that describes some aspect of the world.

A hypothesis that has been proven true.

An educated guess about how things work.

A detailed explanation of why things happen.

What is the primary difference between a scientific theory and a scientific law?

A theory explains why phenomena occur, while a law describes what happens.

A law explains why phenomena occur, while a theory describes what happens.

A theory is a guess, while a law is a fact.

A law is a guess, while a theory is a fact.

Which of the following is an example of a scientific theory?

The Theory of Evolution by Natural Selection

Newton's Law of Universal Gravitation

The Law of Conservation of Mass

In science, what is the role of a theory?

To provide a comprehensive explanation for a wide range of phenomena.

To predict future events with absolute certainty.

To describe a single event or observation.

To serve as a temporary hypothesis.

How can scientific theories and laws change over time?

They change when new evidence is discovered that contradicts them.

They cannot change; they are permanent.

They change based on public opinion.

They change when scientists decide to rewrite them.

Law and Theory

Quiz

•

Science

•

7th Grade

•

Practice Problem

•

Hard

•

NGSS

HS-PS2-1, HS-LS4-2, HS-PS1-7

+5

Standards-aligned

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Evidence can change.

Scientific theory.

Scientific law.

2.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Scientists create both scientific theories and scientific laws as they make observations and conduct experiments about the natural world. Which of the following statements most accurately compares the difference between scientific theories and scientific laws

science laws are based on evidence while science theories are not

science theories involve only biology, while laws involve all types of science

science theories involve mathematical equations, while science laws are based on observations

science theories are ideas that explain natural events, while science laws predict what will happen in a natural event.

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

something we see in the natural world that has been verified through repeated experiments or testing.

hypothesis

law

theory

A ___ is observed and describes in the natural world what appears to always be true.

hypothesis

theory

law

Select ALL that both theories and laws have in common.

based on empirical evidence

supported by a large amount of data

revised or updated with new evidence

happens under very specific conditions in nature

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Based on many, many proven hypotheses.

theory

law

Happens under very specific conditions in nature.

hypothesis

theory

law

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Law and Theory

15 questions

Evidence can change.

Scientists create both scientific theories and scientific laws as they make observations and conduct experiments about the natural world. Which of the following statements most accurately compares the difference between scientific theories and scientific laws

something we see in the natural world that has been verified through repeated experiments or testing.

A ___ is observed and describes in the natural world what appears to always be true.

Select ALL that both theories and laws have in common.

Based on many, many proven hypotheses.

Happens under very specific conditions in nature.

Can only be explained mathematically.

Explains HOW nature works.

how nature works.

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