Measure Using the Metric System Flashcards
Three basic metric units of measure
Key points
Meter (length and distance), liter (liquid volume), and gram (weight)
The most commonly used metric prefixes used in everyday life
Key points
milli-, centi-, and kilo-.
How are prefixes used in the metric system?
Key points
Prefixes are used to express values larger or smaller than the standard.
The most commonly used metric units of area
Key points
Square centimeter, the square meter, the hectare, and the square kilometer.
To convert metric measurements…
Key points
Move the decimal point to the right or the left
A gram is equal to…
Key points
A very small fraction of an ounce (1 g = 1/28 oz)
A liter is a little more than a…
Key Points
Quart (1 liter = 1.1 quart)
The most common metric units of capacity
Key Points
Cubic meters, cubic decimeters (equivalent to a liter), cubic centimeters (equivalent to a milliliter), and cubic millimeters
Since both English and metric systems are used in the U.S., it is helpful to learn the process of…
Key Points
Converting from one system to another
How do you convert between units?
Key points
Multiply or divide by the conversion factor
A sunflower seed weighs about
Key points
1 gram
A kilogram, or 1,000 grams, is equal to a little more than …
Key points
2 pounds (1 kg = 2.2 lb)
Measure
Vocab
To compare an object against an established standard
English System
Vocab
The system of measurement most commonly used in the United States; the basic units of measure are the foot, the pound, and the quart
Metric System
Vocab
A system of measurement, commonly used throughout the world outside the United States, that uses powers of 10 to measure length, volume, and weight
Length
Vocab
An object’s longest measurement
Distance
Vocab
A measurement of the space between two objects
Unit of Measure
Vocab
An established, standard quanitity
Perimeter
Vocab
The distance around a shape
Weight
Vocab
The measure of how heavy an object is
Volume
Vocab
A measure of the amount of space occupied by an object
Liquid Measure
Vocab
Units used to measure the volume of liquids
Dry Measure
Vocab
Units used to measure the volume of dry goods
Temperature
Vocab
A measure of the hotness or coldness of an object
Thermometer
Vocab
A tool used to measure temperature
Degrees
Vocab
The unit used to measure temperature
Fahrenheit
Vocab
The temperature scale used in the English system of measurement; runs from 32° to 212° (freezing to boiling)
Celsius
Vocab
The temperature scale used in the metric system of measurement; runs from 0° to 100° (freezing to boiling)
Time
Vocab
A measured period during which an action, process, or condition exists; answers the question “How long?”
Solar Year
Vocab
The period required for the earth to make one journey around the sun; 365 ¼ days
Calendar Year
Vocab
The period of year as shown on a calendar; 365 days
Month
Vocab
Roughly the amount of time it takes for the moon to make one journey around the earth
Week
Vocab
A period of seven days
Solar Day
Vocab
The amount of time it takes for the earth to make one complete revolution on its axis
Elapsed Time
Vocab
The time that has passed between two events or two given times
Dollar
Vocab
The basic monetary unit in the United States and Canada
Micrometer
Vocab
A tiny (microscopic) length that’s usually used only to measure such things as chemical particles, bacteria, or body cells; also known as a micron
Meter
Vocab
The basic metric unit of distance and length; slightly longer than a yard
Gram
Vocab
The basic metric unit of weight
Liter
Vocab
The basic unit of volume in the metric system
Capacity
Vocab
The volume of space inside a container
Conversion Factor
Vocab
The number of smaller units that make up a larger unit of measurement
Cubic Foot
Vocab
The volume of a cube that’s one foot wide, one foot long, and one foot high
Cubic Inch
Vocab
The volume of a cube that’s one inch long, one inch wide, and one inch high
Cubic Meter
Vocab
The volume of a cube measuring one meter long, one meter wide, and one meter high
Gross Weight
Vocab
The weight of an object plus its packaging
Military Time
Vocab
Measure of time used by the armed forces that eliminates the use of A.M. and P.M.
Net Weight
Vocab
The weight of an object by itself, without packaging
