CP1 Chemistry Chapter 3

English system
a nondecimal system of measurement without basic units
metric system
a decimal system of measurement with basic units
the basic unit of length in the metric system
the basic unit of mass in the metric system
the basic unit of volume in the metric system
the basic unit of time in the metric system
International System
a comprehensive system of measurement with seven base units
unit equation
a statement of two equivalent values, for example, 1 in = 2.54 cm
exact equivalent
a statement of two exactly equal values, for example 1 m = 100 cm
unit factor
a ratio of two quantities that are equivalent, for example, 1 lb/454 g
the relationship between a fraction and its inverse, for example, 1 qt/946 mL and 946 mL/1 qt
unit analysis method
a procedure for solving problems that proceeds from a given value to a related answer by the conversion of units
cubic centimeter
the volume occupied by a cube 1 cm on a side
volume by displacement
a technique for determining volume from the amount of water displaced
the amount of mass in one unit of volume
specific gravity
the ratio of the density of liquid compared to the density of water at 4°C
the flow of energy from an object at a higher temperature to an object at a lower temperature
the average kinetic energy of molecules in motion
Fahrenheit degree
the basic unit of temperature in the English system
Celsius degree
the basic unit of temperature in metric system
Kelvin unit
Basic unit of temperature in the SI system
specific heat
amount of heat required to raise 1g of substance 1°C
amount of heat required to raise 1g of water 1°C
unit of energy in the SI system