Chapter 2 Vocab Flashcards
1
Q
Density
A
how much space an object or substance takes up (its volume) in relation to the amount of matter in that object or substance (its mass).
2
Q
significant figures
A
the number of digits in a value, often a measurement, that contribute to the degree of accuracy of the value.
3
Q
accuracy
A
the closeness of a measured value to a standard or known value.
4
Q
precision
A
the closeness of two or more measurements to each other.
5
Q
conversion factor
A
number used to change one set of units to another, by multiplying or dividing
