Science Concepts Quiz

What is a model?

• A representation of an object or system

• A scientific law

• A hypothesis

• An experiment

What is a hypothesis?

• A proven fact

• An educated guess

• A scientific law

• A theory

What is a law in science?

• A changeable theory

• A proven and consistent statement

• An educated guess

• A model

What is a theory?

• A random guess

• A well-substantiated explanation

• A single experiment

• A hypothesis

What should a scientist do if their hypothesis is disproved?

• Ignore the new evidence

• Publish the incorrect hypothesis

• Revisit and alter the hypothesis

• Stop the experiment

What is a control in an experiment?

• The variable that is changed

• The standard for comparison

• The result of the experiment

• The hypothesis

What is an independent variable in an experiment?

• The variable that is measured

• The variable that is changed

• The control variable

• The result of the experiment

What is a dependent variable in an experiment?

• The variable that is changed or controlled

• The variable that is measured

• The variable that is kept constant

• The variable that is not used

Which of the following is an independent variable in an experiment?

• The variable that is measured

• The variable that is changed or controlled

• The variable that is kept constant

• The variable that is not used

What is the prefix for 1,000 in the metric system?

• Milli

• Centi

• Kilo

• Deci