Chemistry chapter 1 study guide

what is the study of matter and the changers that it undergoes

Chemistry

when a scientist explores nature simply to learn more about the world in which we live in, he is performing what kind of science

pure science

Scientific models may be expressed as what

equations graph and physical representations

physical, descriptive, or mathematical representation that characterize a system or explain a phenomenon are called what

Scientific model

all scientist much approach Their work with a certain what, which is the perspective from which they see and interpret all of life

world view

For a model to be useful it must what

Be workable

The mass of a crystal as measured on a balance would be example of what kind of data

Quantitative data

information that consist of descriptions and not numerical values is called what kind of data

Qualitative data

Kathy is the mother of Andy and the sister of Greg. therefore, Greg is Andy’s uncle this is an explanation of what kind of reasoning

Deductive reasoning

Scientific inquiry begins with what

observation

A scientist observes and then recognizes that as a scientific problem or what that needs to be so solved

question

what is a scientific hypothesis

A Suggested explanation or scientific questions

what is the name given to the process that Scientist used to identify a problem or question, for a hypothesis, tested, and evaluate the results

Scientific inquiry

determine the level of soil pollution across several states, a scientist would most likely use which method of gathering data

Scientific survey

what is an idea that explains a phenomenon

Theory

what is a statement that describes a recognizable, repeating pattern in nature

law

what is the process of identifying a problem or question, for my hypothesis, testing, and evaluating the results

Scientific method/inquiry

what is a workable explanation, description, or representation of a phenomenon

model

what is a testable suggestive explanation for a scientific question

hypothesis

anything that has mass and takes up space is what

matter

two scientist analyzing the same data can come to different conclusions about that data because of different what

worldviews

After a scientist makes a(n) ______ he may recognize that there is a scientific problem or question that needs answering

observation

what is a process that involves randomly selecting representative samples from a larger population

Scientific Survey