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15 Cards in this Set

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What are the 4 basic steps to the scientific method?
observation
hypothesis
test
conclusion
What is a controlled experiment?
An experiment that changes only one variable.
What is a control?
A test that is carried out with no variables, so that you can observe whether your manipulated variable does indeed cause a change.
Name 3 things you should do before you begin an experiment?
gather information
make predictions
brainstorm with others
What is the basic unit of length in the metric system?
The metre
What is a graph?
A visual way to express data.
What is the purpose of a graph?
To help you see patterns and relationships among the data.
observing
watching or examining carefully by using your five senses
classifying
grouping together objects or living things according to the ways they are alike
estimating
roughly determining the measurement or nature of something
measuring
giving exact information about characteristics such as height, length, weight, or temperature
predicting
using ovservations made in the past to describe what you think might happen
making inferences
stating an explanation that results from an observation
stating a hypothesis
giving a possible explanation of how something happens in nature
doing experiments
planning and carrying out a series of activities that help solve a problem or find an answer to a question