Physical Science A Final Exam Review 2021-22

The application of knowledge to solve practical problems is known as

• science

• curiosity

• technology

• experimentation

Which is not a branch of natural science?

• physical science

• life science

• Earth science

• social science

What is the purpose of an experiment?

• to communicate data

• to test a hypothesis

• to prove a scientific law

• none of the above

A representation of an object or event is called

• a scientific law

• a model

• a hypothesis

• a variable

What is the SI base unit of mass?

• gram

• kilogram

• milligram

• pound

When the ratio of two variables is constant, their relationship can be described as

• inversely proportional

• interdependent

• directly proportional

• parallel

Which of the following would best suit data that describe how a part relates to the whole?

• line graph

• bar graph

• circle graph

• scientific notation

What is defined as a ratio of an object's mass to its volume?

• temperature

• length

• volume

• density

What type of clock offers more precision?

• a digital clock

• an analog clock

What is defined as the closeness of a measurement to the actual value of what is being measured?

• precision

• accuracy