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Your score was: 78 %

Question Results

Score 3 of 3

Question:

Multiple choice question

A theory is a set of claims and assumptions which are based on evidence - facts, measurements, experiments and observations.

The purpose of a theory is to help us understand, explain and predict something.

 

For example:

Our theory is that the chemical reaction did not occur because the chemicals heated up too much when the researchers left them in the sun.

a set of claims based on evidence

a set of principles that explain something

a set of assumptions

a set of questions

Which 3 answers are closest in meaning to theory? Choose the 3 correct answers.

Response:

a set of questions

a set of assumptions

a set of principles that explain something

a set of claims based on evidence
Score 1 of 3

Question:

Multiple choice question

The examples below illustrate the meaning of theory.

the boiling point of water

how children learn

how the world began

why some people behave violently

Which examples are things for which people have different theories? Choose the 3 correct answers.

Response:

how the world began

the boiling point of water
Feedback:

The boiling point of water is a fact that is easy to prove, not a set of claims or assumptions. People use different theories to explain the other examples, but there is not enough scientific evidence to prove their theories.

how children learn

why some people behave violently
Score 3 of 3

Question:

Multiple choice question

a system of principles which helps us understand something

a set of ideas about how variables are related

a network of assumptions to explain how something works

a fact which has been proven

Which answers below best describe the meaning of theory? Choose the 3 correct answers.

Response:

a network of assumptions to explain how something works

a set of ideas about how variables are related

a system of principles which helps us understand something

a fact which has been proven