# Physics: Test #1 Unit Title: Test #1 Review ```Physics: Test #1
Unit Title: Test #1 Review
Questions by Unit:
Unit
Unit 1 - Science of Physics
Unit 2 - SI Units
Unit 3 – Measuring in SI
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# of Questions
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What is the difference between science and engineering?
What are the skills that scientist use to acquire information and gain new knowledge?
What is a Law?
What is a Theory?
What is a Hypothesis?
What are the seven steps in the Scientific Method?
What three things limit the validity of a scientific solution?
What is Physics?
What is Matter? (The 5 properties and Conditions)
What is energy?
What is potential and kinetic energy? What are some examples?
What is the Law of Conservation of Matter and Energy?
What are the seven forms of energy? What are some examples of each?
What are the five major areas of physics?
Know the seven different base physical quantities, quantity symbols, units and unit symbols for the fundamental
units of S.I.
What are the advantages of the S.I. system
Know the prefixes of S.I. This includes the symbols, decimal value and the power of 10 value.
Know how to change prefixes from one to another.
What is a derived unit? Be able to identify some examples?
How is length defined in S.I.?
How is mass defined in S.I.?
How is time defined in S.I.?
What is precision?
What is accuracy?
Know how to convert number from standard form to scientific notion
Know how to convert scientific notation to standard form.
Know how to determine the number of significant figures. (Adding, subtracting, multiplying and dividing)
What is a direct proportion?
What type of graph does a direct proportion make?
What is an inverse proportion?
What type of graph does an inverse proportion look like?
Know how to calculate absolute and relative error.
Know the formula for volume of a block.
What is the formula for density?
Know that 9.8 newton’s support a 1kg mass on earth at sea-level.
Know the different laboratory equipment we will be using and what they are used to measure.
Know how to convert squared (x2) and cubic units (x3) from one unit to another. (example m2 to mm2)
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