Grade III, Chapter 3

on

   

Learn with Hafiza Palwasha

OXFORD (Book 3), KEYBOARD
Computer Science With Application Software (Third Edition).

Solution

Chapter No. 3
Let's Learn KTurtle

NEW WORDS
Write these new words on neat copies. There is no need to memorize these words but students should be able to read and understand these words as I explained and discussed in class.
1.    Teaches
2.    Program
3.    Figures
4.    Type text
5.    Perform
6.    Calculations
7.    KTurtle
8.    Command
9.    Order
10.  Instruction
11.  Icon
12.  Desktop
13.  Screen
14.  Displayed
15.  Editor Pane
16.  Canvas
17.  Space
18.  Inspector Pane
19.  Carried out
20.  Docked
21.  Main window
22.  Detached
23.  Attach
24.  Pressing
25.  Dragging
26.  KTurtle window
27.  Edit
28.  Help
29.  Actions
30.  Console
31.  one-line command
32.  Execute button
33.  Last action
34.  Current location
35.  Entering Commands
36.  Editor pane
37.  Inside
38.  Press Enter
39.  Cursor
40.  Line numbers
41.  Run button
42.  Toolbar
43.  Run menu
44.  Run option
45.  F5 key
46.  Displayed
47.  Saving a program
48.  File
49.  Save As
50.  Dialog box
51.  Drive
52.  File name
53.  Save button
54.  Extension .turtle
55.  Function
56.  fw Command
57.  Forward direction
58.  Alongside
59.  170 steps
60.  Straight line
61.  tr Command
62.  Degrees
63.  Turning
64.  Turtle rotates
65.  turnright 90
66.  90 degrees
67.  bw command
68.  backwards
69.  backward direction
70.  bw 60
71.  tl turnleft
72.  turning
73.  100 degrees
74.  one complete circle
75.  New file
76.  Menubar
77.  Open command
78.  Already existing file
79.  Instructions
80.  Displayed
81.  Execution
82.  Editor pane
83.  Slow option
84.  Movement
85.  Appear
86.  Pause Command
87.  Temporarily
88.  Carried out
89.  Abort Command
90.  Export to image (PNG)
91.  Save as picture
92.  Squareimage

Exercise
Solution

Page No. 36
Objective Type Questions
Q No. 1: Fill in the blanks with the correct words.
Abort,     File,     center,     New,     three
Solution:
a.   The KTurtle window has three main windows.
b.   In the KTurtle main screen, the turtle sits at the center of the canvas.
c.   To save an image, click the File menu and select the Export to Image (PNG) option.
d.   The New button on the toolbar clears the Editor pane and you can type a different set of instructions.
e.   The Abort button stops the execution.

Page No. 36
Q No. 2: Write T for the true statement and F for the false one.
Solution:
a.   You can change the shape of the turtle.          F
b.   The turtle sits in the Editor pane.          F
c.   You can change the execution speed of your program.          T
d.   The Save button is used to save the programming commands.          T
e.   You can save the image that the turtle draws on the canvas.          T

Page No. 36
Descriptive Type Questions
Q No. 1: Answer the following.
a. In how many different types of speeds can you run the commands?
Answer: Following are the different types of speeds with which I can run the commands:
1. Step-by-step
2. Full speed
3. Slow
4. Slower
5. Slowest

b. What is the default execution speed in KTurtle?
Answer: The default execution speed in KTurtle is 'Full speed'.

c. What is the function of a Console text box?
Answer: The function of the console text box is:
1. Entering one-line command.
2. Pressing Enter key to run it.

d. Where will you look for the action last performed?
Answer: To look for the action last performed I use left side of the status bar.

e. Distinguish between the FW and BW commands.
Answer: FW and BW are very important commands in KTurtle.

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