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6 terms

Science - Unit 1, Vocabulary, Lesson 1 Measurement

Science - Unit 1, Vocabulary, Lesson 1 Measurement
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metric system
a system of measurement based on units of ten; used in most countries and in all scientic work
length
the number of units that fit along one edge of an object
area
the number of unit squares that fit inside a surface
density
the amount of matter in a given space; in the scientific terms, density is the amount of mass in a unit of volume.
weight
the measure of the pull of gravity between an object and earth.
gravity
a force of attraction, or pull, between all objects.