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NOS Review Grade 7
Test Description: Review of Vocabulary from NOS Unit
Instructions: Answer all questions to get your test result.
1) a procedure carried out under controlled conditions in order to discover an unknown effect or law, to test or establish a hypothesis, or to illustrate a known law
A
Experiment
B
Scientific investigation
C
Scientific Explanation
D
Empirical Evidence
2) the branch of science concerned with the structure and properties of matter and energy
A
Physiscs
B
Biology
C
Geology
3) is a representation of an idea, an object or even a process or a system that is used to describe and explain phenomena that cannot be experienced directly
A
Law
B
Prediction
C
Scientific Model
D
Theory
4) are made with instruments such as rulers, balances, graduated cylinders, beakers, and thermometers. These results are measurable and use numbers
A
Quantitative Observations
B
Data
C
Qualitative Observations
D
Prediction
5) is an organized scientific study of the natural world that may include making systematic observations, asking questions, gathering information, analyzing data, summarizing results, drawing conclusions, and/or communicating results.
A
Systemic Observation
B
Experiment
C
Scientific investigation
D
Survey
6) means you repeat your sequence of instructions a certain number of times
A
Replication
B
Repetition
7) are the things that the scientist focuses his or her observations/measurements on to see how they have responded to the change made
A
Prediction
B
Independent variable
C
Data
D
Dependent Variable
8) is a statement about the future. It's a guess, sometimes based on facts or evidence, but not always
A
Conclusion
B
Hypothesis
C
Theory
D
Prediction
9) uses observations and measurements to explain something we see in the natural world, should match the evidence, and be logical
A
Theory
B
Scientific Explanation
C
Empirical Evidence
D
Conclusion
10) is a well-tested idea to explain a phenomenon and is accepted until it is proven wrong.
A
Scientific Knowledge
B
Law
C
Hypothesis
D
Theory
*select an answer for all questions
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