Flashcards in Chapter 2 Deck (23):

1

## the standard measurement system based on units of 10

### metric system

2

## Material or energy that goes into a system

### Input

3

## an action or series of actions that happen within the system

### Process

3

## the material or energy that comes out of a system

### output

4

## Output that changes a system in some way

### Feedback

5

## A group of parts that work together to carry out a function

### System

6

## A representation of an object or a process

### model

7

## the percent difference between the known value or a substance and its measured value

### percent error

8

## data that does not fit with the rest of a data set

### Anomalous data

9

## the numerical average of a set of data

### Mean

10

## the middle number in an ordered set of data

### Median

11

## the number that appears most often in a list of numbers

### mode

12

## the difference between the greatest value in a set of numbers and the least value

### Range

13

## how close the measurement is to the true or accepted value

### accuracy

14

## how close a group of measurements are to each other

### precision

15

## the measure of the amount of matter in an object

### Mass

16

## measurement of the distance from one point to another

### length

17

## the measure of the force of gravity acting on object

### weight

18

## the amount of space taken up by an object or substance

### volume

19

## the measure of how much mass is contained in a given volume

### Density

20

## A line graph in which the data points yield a straight line

### Linear graph

21

## A graph in which the data points do not fall along a straight line

### nonlinear graph

22