Praxis 5442 middle school - Study guides, Class notes & Summaries
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Middle School Science Praxis 5442 Exam Study Guide.
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Middle School Science Praxis 5442 Exam 
Study Guide. 
Substance - answermatter that has a uniform and definite composition 
mass - answerA measure of the amount of matter in an object 
physical property - answerof a substance is density 
density - answermass/volume 
physical properties of a substance - answercolor and odor, melting and boiling points, 
malleability and hardness 
chemical properties - answerCharacteristic that cannot be observed without altering the 
substance 
phases of matter -...
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Middle School Praxis 5442 Practice Questions and Complete Solutions
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Which of the following characteristics is most important in demonstrating that a hypothesis should be called a theory? 
 
A.It interprets an observation. 
B.It applies to a narrow range of phenomena. 
C.It summarizes the most recent work of a scientist. 
D.It provides an explanation for the results of many experiments. It provides an explanation for the results of many experiments. 
 
A hypothesis is a tentative explanation for a set of observations. Further experiments are conducted to test the...
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Middle School Science Praxis 5442 Test Questions and Answers
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Matter Anything that has mass and takes up space. 
 
John Dalton Proposed elements were made of atoms; this theory is the Atomic Theory of Matter. 
 
Sir Joseph John (J.J.) Thompson Discovered electrons; pictured electrons embedded with protons. 
 
Ernest Rutherford Atoms have positive nucleus; electrons orbit in empty space. 
 
Sir James Chadwick Existence of neutrons in the nucleus. 
 
Physical Property The way something looks, feels, smells, and tastes. 
 
Physical Change Any change to the ph...
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Praxis Middle School Science (5442) Questions Set
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The process skill of concluding Making a determination based on the results of a controlled experiment 
 
A chemistry experiment is performed to determine the effect of a nonvolatile solute on the boiling point of water. Three trials are performed in which 10mg, 20 mg, and 30 mg of salt are added to 500 ml of distilled water. Each solution is heated on a hot plate, and the elevated boiling points are recorded. Which of the following correctly identifies the independent and dependent variables? T...
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Praxis Middle School Science (5442) Study Set with Questions and Answers
- Exam (elaborations) • 5 pages • 2024
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The process skill of concluding Making a determination based on the results of a controlled experiment 
 
A chemistry experiment is performed to determine the effect of a nonvolatile solute on the boiling point of water. Three trials are performed in which 10mg, 20 mg, and 30 mg of salt are added to 500 ml of distilled water. Each solution is heated on a hot plate, and the elevated boiling points are recorded. Which of the following correctly identifies the independent and dependent variables? T...
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Praxis 5442 Bundled Exams Questions and Answers Latest Versions (2024/2025) (Complete and Accurate)
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Praxis 5442 Bundled Exams Questions and Answers Latest Versions (2024/2025) (Complete and Accurate)
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