Science Notecards #1(Unit 1: Intro. to Physical Science)

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8th grade science vocabulary

Hypothesis

is a reasonable and educated possible answer based on what you know and what you observe

Dependent Variable

changes as a result of a change in the independent variable

Independent Variable

the variable that is changed in an experiment

Variable

factors that can ba changed in an experiment

Constant

the variables that are not changed in an experiment

Volume

the amount of space an object occupies

Mass

the amount of matter in an object

Kilogram

the SI unit for mass

SI System of Measurement

the International System of Units, related by multiples of ten, designed to provide a worldwide standard of physical measurement for science, industry, and commerce

Estimation

using your knowledge of the size of something familiar to estimate the size of a new object

Meter

the SI unit of length

Measurement

a way to describe the world with numbers

Kelvin

the SI unit for temperature

Liter

a measurement of liquid volume

Weight

the measurement of force that depends on gravity

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