Marble/C2/Introduction-to-Marble/English
Visual Cue | Narration |
Slide Number 1
Title Slide |
Welcome to this spoken tutorial on Introduction to Marble. |
Slide Number 2
Learning objectives |
In this tutorial, we will learn
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Slide Number 3
System Requirement |
To record this tutorial I am using,
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Slide Number 4
Pre-requisites |
To follow this tutorial, learner should be familiar with basic Geography. |
Let us open the Marble application in Ubuntu Linux OS. | |
Click on Dash Home. | Click on Dash Home. |
In the Search bar type Marble.
Point to Marble icon. |
In the Search bar, type Marble.
Marble icon is seen. |
Double-click on Marble icon. | Double-click on this icon to open the Marble application. |
Let us open the Marble application in Windows 10 OS. | |
In the Search bar, type Marble.
Point to Marble icon. Click on it. |
In the Search bar, type Marble.
Marble icon appears in the list. Click on it, to open the Marble application. |
Cursor on Marble Virtual Globe interface. | This is the interface of Marble Virtual Globe. |
Point to left panel and topographical map of earth. | Interface has two sections, left panel and topographical map of earth. |
Point to Overview map. | On the top left corner of the map we can see an Overview Map of the globe. |
Point on white circle on Overview Map.
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Observe that the Overview Map has a small white circle.
This circle depicts a particular location on the globe. |
Rotate the globe. | Now I will rotate the globe.
As I rotate, observe the change in the position of the circle on the overview map. |
Point to Scale bar at the bottom left corner. | At the bottom left corner of the map we have a Scale bar. |
Point to the Scale bar. | Scale bar shows the ratio between actual distance and distance shown on the map. |
Point to compass on the top right corner | On the top right corner of the topographical map we can see a compass. |
Shows four directions on the compass. | It shows the four cardinal directions – north, south, east and west. |
Drag the Overview map, Scale bar and Compass and show position change. | As per our convenience we can change the location of Overview map, Scale bar and Compass. |
Point to white circle on the right side of the globe ie windrose and 4 arrows . | On the right side of the map, we see a white circular tool named as windrose.
It has 4 arrow buttons. This tool is used for navigation on the globe. |
Click on up and down arrow buttons of the wind rose. | I will click on the up and down arrow buttons of the windrose.
Observe that earth rotates on its axis back and forth. |
Click on Left and right arrow buttons of the wind rose.
Globe rotates around its physical axis. |
Next I will click on the left and right arrow buttons of the windrose.
On clicking these arrow buttons, the earth spins around its physical axis. |
Press Up and down arrow key of the keyboard. | The arrow keys on the keyboard allow us to change the directions on the globe. |
Shows changes in direction in the globe. | As I press the arrow keys, notice the changes in direction of the globe. |
Point to the Home button below the wind-rose.
Click on Home to reset the globe. |
Below the windrose we have a Home button.
This button resets the globe to its original position. |
Point to vertical slider. | Next we have a vertical Zoom slider. |
Point to the + and – buttons. | On the slider, plus(+) button is for zoom in and minus (-) is for zoom out. |
Click on plus(+) or minus (-) buttons. | Click on plus(+) or minus (-) buttons or drag the slider to zoom the globe as required. |
Scroll mouse wheel. | We can also scroll the mouse wheel to zoom in or zoom out. |
Scroll the mouse wheel. | Notice the changes on the size of map, as I scroll the mouse wheel. |
Drag the zoom slider or click Zoom in(+) button to show India map clearly. | Let us drag the zoom slider to see the map of India clearly. |
Scroll the mouse wheel or drag the zoom slider. | I will zoom out to get the previous location on the map. |
Point towards bottom left corner.
Point to show Position, Altitude, date and time. |
At the bottom of the window we see a Status bar.
The Status bar shows Position, Altitude, date and time of a particular location. |
Next we will look at the menu bar of Marble. | |
Point towards menu bar
Show each menu item. |
Menu bar has standard menu items like,
File, Edit, View, Bookmarks, Settings and Help. |
Show sub-menus | Observe that some of the menu items have sub-menus. |
Show shortcut keys of the File menu.
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Notice that shortcut keys are available for some of the submenus.
For example, shortcut key to open a file is Ctrl+O Shortcut key to Download Maps is Ctrl+N. These shortcut keys are called Command tabs. |
Point on tool-bar
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Below the menu bar, we can see a toolbar
It has Open, Print and Copy map icons. |
Now I will demonstrate how to set a default home location. | |
Point India on the globe. | I am taking India, as my default home location. |
Go to Bookmarks menu >> select Set Home Location. | To set the Home location, go to Bookmarks menu and select Set Home Location.
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Point to Mumbai on the map. | Now we will set a bookmark for Mumbai on the map.
Locate the position of Mumbai on the map. |
Go to Bookmarks Menu.
Select Add Bookmarks option.
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Go to Bookmarks menu and select Add Bookmark option.
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In the Name field, type the name as Mumbai.
Click on OK button. |
In the Description field, type the name as Mumbai, India.
Click on OK button. |
Cursor on the Bookmark created for the location Mumbai | A bookmark for the location of Mumbai has been saved with latitude and longitude.
I will zoom out to get the previous location on the map. |
Cursor on the interface. | Let us check whether our Home location is set properly or not. |
Close the application by click on x button | For that I will close the Marble application by clicking on x button . |
Click on Dash Home >> Click on Marble icon. | Now I will reopen Marble application using the Dash Home. |
Point to the view location. | Notice that, the interface opened with the same view as we closed earlier. |
Cursor on panels - Search , Routing and location , Map views, Legend | Below the toolbar, we can see 5 Panels.
Search , Routing,location, Map view, and Legend. |
We will learn more about panels in the upcoming tutorials | |
Slide Number 5
Assignment
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As an assignment:
1. Locate Delhi and Chennai on the India map. 2. Bookmark these positions on the virtual globe. 3. Hint:Use Bookmarks Menu. |
Slide Number 6
Summary |
Let us summarise what we have learnt.
In this tutorial we have learnt
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Slide Number 7
About Spoken Tutorial project
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The video at the following link summarizes the Spoken Tutorial project.
Please download and watch it. |
Slide Number 8
Spoken Tutorial workshops |
The Spoken Tutorial Project team:
conducts workshops using spoken tutorials and gives certificates. For more details, please write to us. |
Slide Number 9
Forum for specific questions |
Do you have questions in THIS Spoken Tutorial?
Please visit our site. Choose the minute and second where you have the question.Explain your question briefly. Someone from our team will answer them. |
Slide Number 10
Forum for specific questions |
The Spoken Tutorial forum is for specific questions on this tutorial
Please do not post unrelated and general questions on them This will help to reduce the clutter. With less clutter, we can use this discussion as instructional material. |
Spoken Tutorial Project is funded by,
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Spoken Tutorial Project is funded by, MHRD, Government of India. |
This is Viji Nair from, IIT Bombay signing off. Thank you for watching. |