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38 Cards in this Set
- Front
- Back
a picture used to compare data that can be put in separate groups |
bar graph |
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a picture that shows how much of a whole a certain part represents; also called a pie chart |
circle graph |
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a decision based on investigation and evidence |
conclusion |
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data that can help to explain or clarify something |
evidence |
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a picture showing how data changes over time |
line graph |
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a graphic organizer that uses rows and columns to organize a large amount of information |
table |
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in technology, the process of putting an idea to work |
design |
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one who identifies a problem in people's lives and designs a solution to that problem, often resulting in the creation of new technology |
engineer |
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the first full sized construction of a new idea, used to test a design and look for mistakes |
prototype |
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to reuse materials in the enviroment |
recycle/recycling |
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a group of human beings who share traditions, beliefs, and/or heritage |
society |
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the practical use of knowledge to design things that make people's lives better, easier, or safer |
technology |
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information that describes events or things, such as temperature or life spans |
data |
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a carefully planned activity done to help answer a question, test a hypothesis, or support an opinion |
experiment |
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the rise in global temperatures; although there is some debate, most scientists believe that it is caused by an increase in greenhouse gases from human pollution |
global warming |
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the warming of the Earth as a result of gases in the atmosphere that capture some of the Sun's heat reflected back from the Earth |
Greenhouse Effect |
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a reasonable guess or possible explanation that can be tested |
hypothesis |
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an examination, exploration, or investigation designed to solve a problem or answer a question |
inquiry |
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information gathered by the senses or through scientific measurement |
observation |
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an orderly way to learn about nature; a scientist first has an idea about how to answer a question, then collects data to see whether that idea is correct |
scientific method |
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a scientific explanation about patterns found in nature |
theory |
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an instrument used for measuring mass |
balance |
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an instrument used to determine direction by detecting a magnetic field |
compass |
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an incorrect measurement or observation |
error |
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an instrument used for the measurement of volume, especially of liquids and irregularly shaped solids |
graduated cylinder |
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a magnifier used to see small details on an object |
hand lens |
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a special tool used to make observations or measure things |
instrument |
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material that attracts certain metals and attracts or repels other magnetic materials |
magnet |
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an instrument that is one meter long, used to measure length |
meterstick |
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the system of measurement used by most nations and all scientists |
metric system |
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an instrument with powerful magnifying lenses that can show individual cells |
microscope |
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exploring ideas, searching for information, and forming hypotheses before beginning an experiment |
research |
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a straight instrument used to measure length |
ruler |
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an instrument used to measure mass or weight |
spring scale |
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an instrument used to measure the length of an event |
stopwatch |
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an instrument used to measure temperature |
themometer |
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a measurement system used mainly in the United States, which uses inches, feet, gallons, ounces, and pounds |
U.S. Customary System |
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the amount of space that something takes up |
volume |
