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science vocab

QuestionAnswer
compound light microscope consists of a tube with lenses, a stage, and a light source- it magnifies the image
electron microscope tiny particles of matter are used to magnify images
transmission electron microscope electrons bounce off the surface of the specimen and the three dimensional (3-D) image is produced - can magnify up to 100,000 times the actual
x-rays used for almost a century to see internal structures of organisms (bones, heart, lungs) and the structures of proteins
CT scans Provides a clearer more detailed image than x-rays; and often a dye injected to help highlight tissues
MRI (magnetic resonance imaging) provides a clearer image than x-rays by using short bursts of magnetic fields
Computers can collect storage, organize, and analyze information
Graduated cylinder measures the volume of liquids - basic unit is liter
Thermometer measures how hot and cold an object is- basic unit is degree
balance measures the mass of an object - basic unit is Kilogram
Meter Stick measures the length of objects - basic unit is meter
Length how long an object is - the basic unit of length is the Meter
Volume the amount of space an object occupies- liquid is measured in liters
Mass the amount of matter in an object - basic unit of measure is the kilogram
Created by: bkeenan12
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