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# m1review - Physics 6A Midterm 1 Review Fall 2010 Instructor...

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Physics 6A Midterm 1 Review Fall 2010 I n s t r u c t o r : A n t h o n y K a r m i s Tuesday, October 12, 2010

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How To Succeed In Physics Tuesday, October 12, 2010
Units When we use a number to describe a physical quantity, we must specify the unit we are using The standard system used is Système International (or SI) Tuesday, October 12, 2010

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Types of Units TIME - Measured in seconds (s) Defined as the duration of 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the cesium 133 atom. Tuesday, October 12, 2010
Types of Units LENGTH - Measured in meters (m) Defined as the distance travelled by light in vacuum in one 299,792,458th of a second. * The speed of light in vacuum is 299,792,548 m/s Tuesday, October 12, 2010

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Types of Units MASS - Measured in kilograms (kg) Defined in terms of the International Prototype Kilogram Tuesday, October 12, 2010
NOTE!!! Mass Weight Tuesday, October 12, 2010

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Prefixes & Powers of 10 Tuesday, October 12, 2010
Vectors A scalar is a quantity that has a magnitude e.g. 12 kg, or 13.2 s A vector is a quantity that has a magnitude and a direction . Tuesday, October 12, 2010

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Vectors Vectors = Arrows Direction arrow points tells you direction Length of arrow tells you magnitude Tuesday, October 12, 2010
Vector Components Tuesday, October 12, 2010

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m1review - Physics 6A Midterm 1 Review Fall 2010 Instructor...

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