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Unit 1 Lessons 1 & 2

question an interrogative sentence that can be tested with an investigation or experiment
hypothesis an educated guess that includes independent variable, prediction, and explanation (reasoning) that can be tested with a scientific investigation
experiment an investigation with the purpose of testing a hypothesis
analysis interpretation of data to determine if a prediction/hypothesis was correct or incorrect
conclusion explanation of results and analysis and place to ask more questions
observing/observation using the five senses (see, hear, touch, smell, taste) to gather information about objects and events, their characteristics, properties, differences, similarities, and changes
measuring/measurement Comparing an unknown amount with a known unit to determine its dimensions, weight, capacity, temperature, speed, quantity, or extent. (a type of observation)
commuicating/communication Using written or spoken words, graphs, demonstrations, drawings, diagrams, or data tables to share information and ideas with others.
classifying/classification Grouping objects or events based on similarities, differences, and interrelationships.
inferring/inference Making an educated guess about the past or present by explaining, making interpretations, or drawing conclusions based on observations and data.
predicting/prediction Forming and stating an expected result or occurrence that will happen in the future, based upon present knowledge, observations, measurements, and inferences. (educated guess)
data information gathered during an experiment or investigation or research
scientific method a logical, empirical (based on observation), flexible series of steps to use in an experiment or to solve problems
independent variable the variable that is changed (or manipulated) by an experimenter (the cause)
dependent variable the variable that is measured or observed as a result of the experiment/independent variable (the effect)
technology practical use of science including tools and computers
model a representation of an object or event that is used as a tool for understanding the natural world
controlled experiment an investigation using the scientific method that involves changing one factor and observing its effect on one thing while keeping all other things constant
science A way of learning about the natural world that provides possible explanations to questions
science, technology, engineering, math What does STEM stand for?
Created by: akguidry