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Chapter 1
Vocabulary
Term | Definition |
---|---|
Science | Study natural world |
Observing | Use 1 or more to gather information |
Inferring | Explaining observations |
Predicting | Making forecast based on past |
Chemistry | Study properties of matter |
Physics | Matter of energy and how to interact |
Scientific Inquiry | Different ways to study |
Hypothesis | Explaining observations |
Parameter | Factor in experiment |
Manipulated Variable | Change during experiment |
Responding Variable | A perimeter in experiment |
Controlled Experiment | Experiment in time |
Data | Facts and figures that gather information |
Communicating | Experiment with others |
Model | Picture of object or process |
Scientific Theory | Explaining observations |
Scientific Law | Rule of nature |
Length | The distance from one to another |
Weight | A measure of the force of gravity on an object |
Mass | A measure of how much matter is in an object |
Volume | The amount of space that matter occupies |
Meniscus | The curved upper surface of a liquid in a column of liquid |
Estimate | An approximation of a number based on reasonable assumptions |
Accuracy | How close a measurement is to the true or accept value |
Reproducibility | How close a group of mesurements are to each other |
Sicnificant | All the digits in a measurement that have been measured exactly |
Precision | A measure of exactness of measurements |
Graph | A picture of information from a data table |
Horizontal Axis | A line that runs left to right along the bottom of a graph |
Vertical Axis | A line that runs up and down along the side of a graph |
Origin | The point on a line graph |
Coordinate | A pair of numbers used to determine the position of a point on a graph |