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Definitions
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More definitions and conversions
Systeme International
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100
Matter is best described by...
What is its properties?
100
The number of kilometers in 3,760 meters.
What is 3.7 km?
100
The volume of liquid in a graduated cylinder is always measured at the bottom of the _______.
What is meniscus?
100
The basic unit of length.
What is the meter?
100
The densest objects in the universe are suspected to be...
What are black holes?
200
Two characteristics that all matter has are...
What are volume and mass?
200
The metric prefix that stands for 1/1000.
What is milli-?
200
The force of attraction that a very large object, such as a planet, has on the matter in an object.
What is weight?
200
The prefix centi- stands for _____ times the basic unit.
What is 1/100?
200
In all physical and chemical processes, ________ is conserved.
What is mass?
300
The formula used to find the volume of a soccer ball.
What is V = 4pi(r)^2/3?
300
The number of millimeters in 2.3 centimeters.
What is 23?
300
The mass of one liter of water at 40 degrees Celsius is the definition of a ________.
What is a kilogram?
300
4,500,300 light years in scientific notation.
What is 4.5003 x 10^6 light years?
300
The instrument that is commonly used when measuring the mass of an object.
What is a balance?
400
One method used for determining the volume of an irregularly shaped object is...
What is water displacement method?
400
The term for converting to the metric system.
What is metrication?
400
The unit cubic centimeter has the same volume as a....
What is a milliliter?
400
The metric systems is a _______-based system of measurement.
What is decimal?
400
Lord Kelvin stated clearly that the most precise information is communicated by...
What are numberical measurements?
500
Allows scientists to tell other scientists how precise a given measurement is.
What is scientific digits?
500
Convert 360 seconds to minutes.
What is 6 minutes?
500
The formula to calculate density.
What is D = mass / volume?
500
The metric prefix that means 1,000,000 times the basic unit is...
What is mega-?
500
Two reasons the English system of measurement is difficult to use.
What are 1) It has so many units for the same thing; 2) The units are not easily converted from one to another; 3) Some of the unit names are the same for different types of measure (ounces for weight and ounces for volume).