Physical Science Chapter 1 Vocab
Terms in this set (40)
A way of learning about the natural world. Also the knowledge gained through this exploration.
Using one or more of your senses to gather information.
Data that deals with numbers or amounts.
Data that cannot be expressed in numbers.
Grouping together items that are alike in some way.
Explaining or interpreting things one observes.
Making a statement or claim about what will happen in the future based on past experience or evidence.
Evaluating observations and data to reach a conclusion about them.
A standard system of measurement based on the number 10.
SI (International System of Units)
A version of the metric system that modern scientists use.
The measure of the amount of matter in an object.
The basic SI unit for mass.
The measure of the force of gravity acting on an object.
The basic SI unit for measuring weight.
The amount of space taken up by an object or substance.
The curve of liquid.
Liter; Cubic Centimeter
SI units of volume.
Measure of how much mass is contained in a given volume.
Grams per millileter; grams per cubic centimeter; kilograms per cubic meter.
The SI units for density.
The SI unit for time.
A measure of the amount of energy of motion of the particles in a substance.
The SI unit for temperature.
A "picture" of your data used to understand the meaning of the data.
Type of graph used to display numerical data. Show how one variable changes in response to another variable.
A line graph in which the data points yield a straight line.
A line graph in which the data points don't represent a straight line.
An anomalous data point that is clearly not part of the trend.
The process conducted by gathering evidence about the natural world and proposing explanations based on this evidence.
A possible answer to a scientific question. Not facts.
An observation that has been confirmed repeatedly.
The factor that is purposely changed. The manipulated variable.
The factor that may change in response to the manipulated variable. The responding variable.
A scientific experiment in which only one variable is changed at a time.
An error in the design of the experiment.
The facts, figures, and other information gathered through observations.
An organized way to collect and record observations.
Summary of what you have learned from your experiment.
A repetition of an experiment.
An attempt by a different group of scientists to conduct the same experiment.
A generalization that makes sense of observations by using logical reasoning.