Chapter 4 Flashcards Preview

Science > Chapter 4 > Flashcards

Flashcards in Chapter 4 Deck (51):
1

Measurement

Describes the world with numbers

2

Estimation

Helps you make a rough measurement

3

Precision

A description of how close measurements are to each other

4

Accuracy

Closest to the true value

5

Significant digits

Digits other than zero are always significant

6

SI

The International System of Units

7

Length

Distance between two points

8

Volume

The amount of space an object occupies is its volume

9

Mass

The amount of matter in an object

10

Weight

A measurement of force

11

Temperature

How hot or cold an object is

12

Time

The interval between two events

13

Rate

The amount of change of one measurement in a given amount of time

14

Table

Displays info in rows and columns

15

Graph

Used to collect, organize, and summarize in a visual way

16

Variable

Something that can change or vary

17

Broken scale

A graph that doesn't start at zero

18

Meter

Length

19

Liter

Volume

20

Kg

Mass

21

Kelvin

Temperature

22

Absolute zero

-459 degrees Fahrenheit
-273 degrees Celsius
0 Kelvin

23

Giga

Billion

24

Mega

Million

25

Kilo

thousand

26

Hecto

Hundred

27

Deka

Ten

28

Meter
Liter
Gram

One

29

Deci

Tenth

30

Centi

Hundredth

31

Milli

Thousandth

32

Micro

Millionth

33

Nano

Billionth

34

How many times greater is a kg than a gram

1000

35

The measurement of matter in an object

Mass

36

Measurement of force (gravity)

Weight

37

90 degrees = %

25

38

180 degrees = %

50

39

270 degrees = %

75

40

360 degrees = %

100

41

The distance traveled in a given time

Speed

42

Relationship between two variables

Line graph

43

Water boiling point

100 degrees Celsius
373.2 Kelvin
212 degrees Fahrenheit

44

Cubic cm=?

cc=cm^3=ml

45

Measure of volume (immersion)

Not all objects have an even, regular shape

46

Precision

How close measurements are to each other

47

Accuracy

Compares measurements to the real value

48

M^3 measures ?

Volume

49

1 meter = ? ml

1000

50

Scale drawing

1 cm= 1m

51

Graph %

Circle graph