21 terms

What is physical science?

The study of matter and energy; physics and chemistry, and it's important in most sciences.

What is the definition of science?

A process of gathering knowledge about the natural world.

What is the definition of physical science?

The study of matter and energy.

What is the definition of scientific methods?

The ways in which scientists answer questions and solve problems.

What is the definition of observation?

The process of obtaining information by using senses.

What is the definition of hypothesis?

A possible explanation or answer to a question (educated guess).

What is the definition of data?

Any pieces of information acquired through observation or experimentation.

What is the definition of model?

A representation of an object or system.

What is the definition of theory?

An explanation that ties together may hypotheses and observations.

What is the definition of law?

A summary of many experimental results and observations.

What is the definition of mass?

A measure of the amount of matter in an object.

What is the definition of volume?

The measure of the size of an object or three-dimensional space.

What is the definition of density?

The ratio of the mass of a substance to the volume of the substance.

What is the definition of temperature?

A measure of how hot or cold something is.

A hypothesis is?

May or may not be testable, supported by evidence, and is a possible answer to a question.

What is a variable?

The factor that changes in an experiment.

Organizing data into a graph is an example of?

Analyzing data

What is a physical model?

Representation or replica of an object.

What is a conceptual model?

Systems of ideas; based on making comparisons with familiar things to help illustrate or explain an idea.

What is a mathematical model?

A model made up of mathematical equations and data.

What are the steps used in scientific methods?

Ask a question/making an observation, form a hypothesis, test the hypothesis/gather data, analyze the results/data, draw conclusions, and communicate results.