maps and graphs items on a map and graphs. direction compass rose: directional marker on a map. ...
TRANSCRIPT
Maps and GraphsMaps and Graphs
Items on a Map and GraphsItems on a Map and Graphs
DirectionDirection
Compass Rose:Compass Rose: directional marker directional marker on a map.on a map.
Tells you which way is North, Tells you which way is North, South, East, and West.South, East, and West.
DirectionDirection
Cardinal Directions:Cardinal Directions: North, South, North, South, East, West.East, West.
Going clockwise, just remember Going clockwise, just remember ““NNever ever EEat at SSoggy oggy WWafflesaffles
Intermediate Directions:Intermediate Directions: Northwest, Northeast, Southwest, Northwest, Northeast, Southwest, Southeast.Southeast.
KeyKey
Key (Legend):Key (Legend): explains the explains the symbols used on a map.symbols used on a map.
The key “unlocks” the symbols on The key “unlocks” the symbols on the map.the map.
ScaleScale
Scale:Scale: a certain measure on the a certain measure on the map represents a certain measure map represents a certain measure on the Earth’s surface.on the Earth’s surface.
Quick ReviewQuick Review
What three things must be found What three things must be found on a map?on a map?
Compass RoseCompass Rose Key (Legend)Key (Legend) ScaleScale
Types of GraphsTypes of Graphs
For our purposes, we are only going to For our purposes, we are only going to deal with 5 major types of graphs.deal with 5 major types of graphs.
Bar GraphBar Graph Circle Graph (Pie Chart)Circle Graph (Pie Chart) Line GraphLine Graph PictographsPictographs Population PyramidsPopulation Pyramids
Things We NeedThings We Need
Before we can begin to make a Before we can begin to make a graph, there are certain things we graph, there are certain things we need.need.
First, we need to First, we need to collect our datacollect our data.. Second, all graphs need a Second, all graphs need a titletitle.. Third, we must make sure to Third, we must make sure to labellabel
certain elements for each graph.certain elements for each graph.
Bar GraphBar Graph
For this graph, we will For this graph, we will be dealing with the be dealing with the Lowery Freshman Lowery Freshman Center’s favorite types Center’s favorite types of movies.of movies.
Move TypeMove Type # of # of StudentsStudents
ComedyComedy 632632
ActionAction 379379
DramaDrama 322322
HorrorHorror 291291
ClassicsClassics 125125
Bar GraphBar Graph
0
100
200
300
400
500
600
700
# of Students
Movie Type
Lowery Freshman Center's Movie Favorites
Comedy
Action
Drama
Horror
Classics
Circle GraphCircle Graph
For this graph, we will For this graph, we will examine the land area examine the land area that each continent that each continent has.has.
Land AreaLand Area Percentage Percentage of Landof Land
N. AmericaN. America 16.216.2
S. AmericaS. America 11.811.8
EuropeEurope 77
AsiaAsia 29.529.5
AfricaAfrica 20.220.2
AustraliaAustralia 5.15.1
AntarcticaAntarctica 9.59.5
OtherOther 0.70.7
Circle GraphCircle Graph
Percent of World Land Mass
Other1%
South America
12%
N. America16%
Europe7%
Australia5% Asia
29%
Africa20%
Antarctica10%
Line GraphLine Graph
For our line graph, we will learn to not only graph, but to For our line graph, we will learn to not only graph, but to compare data. We will look at the number of students that compare data. We will look at the number of students that have passed Algebra 1 for different teachers.have passed Algebra 1 for different teachers.
Teacher Teacher Name Name
20032003 20042004 20052005 20062006 20072007
Mr. Mr. DavisDavis
2222 2323 2121 2222 2424
Mrs. Mrs. SmithSmith
1717 1515 1414 1515 1212
Ms. Ms. FlowersFlowers
1919 2222 2121 2424 2020
Line GraphLine Graph
Algebra I Passing Students
0
5
10
15
20
25
30
2003 2004 2005 2006 2007
Year
# o
f S
tud
en
ts
Mr. Davis
Mrs. Smith
Ms. Flowers
PictographPictograph
A pictograph is similar to a bar graph. A pictograph is similar to a bar graph. The difference is that we use a The difference is that we use a symbolsymbol to represent the object being graphed. to represent the object being graphed. Each symbol would stand for a certain Each symbol would stand for a certain number of items being graphed.number of items being graphed.
For example, if we were graphing For example, if we were graphing population, we might use people.population, we might use people.
PictographPictograph
If we were doing movies, we might If we were doing movies, we might use a movie reel.use a movie reel.
If we were doing the number of If we were doing the number of students with computers, we might students with computers, we might use computers.use computers.
Population PyramidPopulation Pyramid
Sometimes we will want to look at Sometimes we will want to look at the population breakdown for a the population breakdown for a region. region.
To do this, we will often use a To do this, we will often use a population pyramidpopulation pyramid..
Population pyramids allow us to see Population pyramids allow us to see gender and age.gender and age.
Class Work-HomeworkClass Work-Homework Using the data provided, create 2 graphs, one for the Using the data provided, create 2 graphs, one for the
Republican and one for the Democrat. You may Republican and one for the Democrat. You may create a bar graph, circle graph or pictograph. Graphs create a bar graph, circle graph or pictograph. Graphs need to be neat and colorful. need to be neat and colorful.
A.A. Use the other set of data to create 2 more graphs. Use the other set of data to create 2 more graphs. Write 10 questions that can be answered using at Write 10 questions that can be answered using at least one of the four graphs.least one of the four graphs.