Chapter 1

Question 1

1-2

The word _____ is defined as science that deals with the materials of the universe and the changes that these materials undergo.

Answer 1

Chemistry

Question 2

1-2

Chemistry is often called the _____ _____ because of its role in connecting the physical sciences, which include chemistry, with the life sciences and applied sciences such as medicine and engineering.

Answer 2

central science

Question 3

1-3

The word _____ means a process of studying natural phenomena that involves making observations, forming laws and theories, and testing theories by experimentation.

Answer 3

scientific method

Question 4

1-4

Science is not simply a set of facts but also a _____ _____ _____.

Answer 4

plan of action

Question 5

1-4

A _____ is an interpretation—a possible explanation of why nature behaves in a particular way.

Answer 5

hypothesis

Question 6

1-4

An _____ is something that is witnessed and can be recorded.

Answer 6

observation

Question 7

1-4

A _____ is a statement that expresses generally observed behavior. It is a summary of observed (measurable) behavior

Answer 7

natural law