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Science Vocabulary 2

measurement way to describe the world with numbers; for example: length, volume, mass, weight, and temperature
precision the quality, fact, or condition of being exact and accurate
estimation method of making an educated guess at a measurement
accuracy compares a measurement to the true value
SI International system of units
Kilogram SI unit of mass
meter SI unit for length
Kelvin SI unit for temperature
rate amount of change of one measurement in a given amount of time
mass amount of matter in an object, which is measured in kilograms
table displays information in rows and columns, making it easier to read and understand
graph used to collect, organize, and summarize data in a visual way
line graph a type of graph used to show the relationship between two variables that are numbers on an x-axis and a y-axis
bar graph a type of graph that uses bars of varying sizes to show relationships between variables.
circle graph a type of graph that shows the parts of a whole; sometimes called a pie graph, each piece of which represents a percentage of the total
Created by: nhorton