Chapter 1, (2) Flashcards
1
Q
Data that is based on numbers or quantities; includes a number and a unit; also known as quantitative data
A
Measurement
2
Q
A standardized system of measurement units used for science
A
SI
3
Q
The comparison of a measurement to an accepted or expected value
A
Accuracy
4
Q
The degree of exactness of a measurement; can indicate the closeness or repeatability of measurements
A
Precision
5
Q
The collection of observations made by scientists during investigations
A
Data
6
Q
A unit that is a mathematical combination of fundamental SI units
A
Derived Unit
7
Q
Two quantities with different units that are equivalent to each other and that are written as a fraction
A
Conversion Factor
8
Q
The force of gravity acting on the matter in an object
A
Weight
9
Q
The measure of the amount of matter in an object
A
Mass
