Digital Painting

Class 7 | Science — Computer_Science | Unit 6

Class 7 Unit 6 Science

Unit 6 Digital Painting

Learning Objectives

After learning this lesson, the students will be able to:

• know how to draw a picture through the software Tux Paint
• explore their creative thinking
• learn arithmetic calculations through the software Tux Math

In this chapter, the students will learn to use the software Tux Paint and Tux Math.

What is Tux Paint?

Tux Paint is a free drawing program designed for young children. It has a simple, easy-to-use interface, fun sound effects, and an encouraging cartoon mascot which helps to guide children as they use the program. Choose a Tool from the options on the left side of the screen. Then, make choices from the right side of the screen. Directions are provided at the bottom of the screen.

Title Screen

When Tux Paint first loads, a title or credits screen will appear. Once loading is complete, press a key or click on the mouse to continue. (Or, after about 30 seconds, the title screen will go away automatically.)

Main Screen

The main screen is divided into following sections:

Left Side, Toolbar

This toolbar has the control options to draw and to edit images.

Middle, Drawing Canvas

This is the largest part of the screen dedicated to draw and edit images.

Right Side, Selector

When a tool is selected from the left side tool bar, the right side bar will display the options associated with the specific tool. (Example, When the line tool is selected, the right side bar shows the various lines available. When the shape tool is selected, different shape options can be seen on the right side.)

Lower, Colors

A palette of available colors are shown near the bottom of the screen.

Bottom, Help Area

At the very bottom of the screen, Tux, the Linux Penguin, provides tips and other information while you draw.

Tools Icons

Magic tool is a set of special tools, selecting one of the 'magic' effects from the selector situated in the right side. This tool provides countless number of special visual effects if it is used in various combination with other tools. This tool can be used either by clicking or by dragging the effect directly on to the image to apply it.

Shortcut Keys

Tool Name	Keyboard Shortcut Key
New	Control + N
Open	Control + O
Save	Control + S
Print	Control + P
Quit	Escape key
Undo	Control + Z
Redo	Control + Y

Tux Math

Tux Math is an open source arcade style video game for learning arithmetic. The main goal is to make learning effective and fun.

Title Screen

Math Command Training Academy: choose this to go to a list of over fifty prepared lessons, starting with simple typing of single digit numbers, and progressing to multiplication and division involving negatives and "missing number" questions (example, "minus 17 into question mark is equal to 119"). The player wins if the question list is completed successfully. Successfully completed lessons are indicated with a flashing gold star.

Play Arcade Game

This option can be used to select and play one of the four open ended "arcade style" games, meaning the game gets faster and faster as long as the player can keep up, with the goal to get the highest score possible. The options include:

• Space Cadet: simple addition.
• Scout: addition and subtraction to ten.
• Ranger: addition, subtraction, multiplication and division to ten.
• Ace: all four operations with operands to 20, including negative numbers and "missing number" type questions.

Play Custom Game

This option can be used to play a game based on the config file in the player's home directory.

More Options

These options have "Demo" mode as well as credits and project information.

Keys

• Use the [UP] and [DOWN] arrow keys to select what you wish to do, and then press [ENTER] or [RETURN] or [SPACEBAR]. Or, use the mouse to click the menu item.
• Pressing [ESC] will quit the program.

Evaluation

Exercise I. Choose the correct answer

1. Tux paint software is used to _____

a) Paint b) Program c) Scan d) PDF

2. which toolbar is used for drawing and editing controls in tux paint software?

a) Left Side, Toolbar b) Right side, Toolbar c) Middle, Tool bar d) Bottom, Tool bar

3. What is the shortcut key for undo option?

a) Control + Z b) Control + R c) Control + Y d) Control + N

4. Tux Math software helps in learning the _____

a) Painting b) Arithmetic c) Programming d) Graphics

5. In Tux Math, Space cadet option is used for _____

a) Simple addition b) Division c) Drawing d) Multiplication Exercise II. Answer the following Questions

1. What is Tux Paint?

2. What is the use of Text Tool?

3. What is the Shortcut key for Save option?

4. What is Tux Math?

5. What is the use of Ranger?

GLOSSARY

Animal Cell விலங்கு செல் (Vilangu cell) Battery மின்கல அடுக்கு (Minkala adukku) Binomial இருசொல் பெயர் (Irusol peyar) Boiling கொதித்தல் (Kothiththal) Cell மின் கலன் (Min kalan) Conventional current மரபு மின்னோட்டம் (Marabu minnottam) Conductors கடத்திகள் (Kadthikal) Conductivity கடத்து திறன் (Kadathu thiran) Corals பவளங்கள் (Pavalangal) Classification வகைப்பாடு (vakaippaadu) Chloroplast பசுங்கணிகம் (Pasunganigam) Chromoplast வண்ணக்கணிகம் (Vannakkanigam) Cell wall செல் சுவர் (Cell suvar) Contraction சுருங்குதல் (Surunguthal) Condensation ஆவி சுருங்குதல் (Aavi surunguthal) Crystalization படிகமாக்கல் (Padigamaakkal) Curdling பால் உறைந்து தயிராதல் (Paap urainthu thayiraathal) Diaphragm உதரவிதானம் (Uthara vithaanam) Cry cell உலர் மின்கலன் (Ular minkalan) Dicotyledons இரு வித்திலைத்தாவரங்கள் (Iru vithilai thaavarangal) Electric current மின்னோட்டம் (minnotam) Electrical circuit மின்சுற்று (Minsutru) Endoplasmic reticulum எண்டோபிளாச வலைப்பின்னல் (Endoplasa valai pinnal) Expansion விரிவடைதல் (Virivadaithal) Fuse மின்உருகி (Min urugi) Flame cells சுடர் செல்கள் (Sudar cellgal) Freezing உறைதல் (uraithal) Fermentation நொதித்தல் (nothithal) Green gland பச்சை சுரப்பி (Pachai surappi) Heating effect வெப்ப விளைவு (Veppa vilaivu) Insulator காப்பான்கள் (Kaappaankal) Identification இனங்காணல் (Inankkaanal) Inverterates முதுகெலும்பற்றவை (Mudhukelumbatravai) Leucoplast வெளிர்கணிகம் (Velirkanikam) Magnetic effect மின்காந்தவிளைவு (Minkaantha vilaivu) Monocotyledons ஒரு வித்திலைத் தாவரங்கள் (Oru vithilai thaavarangal) Malpighian tubules மல்பீஜியன் நுண் குழல்கள் (Malpigion nun kulalgal) Microscope நுன்ணோக்கி (Nunnokki) Malleability தகடாகும் தன்மை (Thagadagum thanmai) Million பத்து லட்சம் (Pathu latcham) Nephridia நெப்ரீடியா (Nephridia) Nucleus உட்கரு (Utkaru) Non periodic change கால ஒழுங்கற்ற மாற்றம் (Kaala olungatra maatram) Oyster முத்துசிப்பி, கிளிஞ்சல் (Muthu sippi) Oviparous முட்டையிடுபவை (Muttai yidubavai) Organelle நுண் உறுப்பு (Nun uruppu) Parallel circuit பக்க இணைப்பு (Pakka inaippu) Parental care பெற்றோர் பாதுகாப்பு (Petror paathukaappu) Plant cell தாவர செல் (Thaavara cell) Plastids கணிகங்கள் (kanigangal) Plasmodesmata செல்களின் இணைப்புச் சவ்வு (Selkalin inaippu savvu) Periodic change கால ஒழுங்கு மாற்றம் (Kaala olungu maatram) Resistivity மின்தடை (Min thadai) Rusting துருப்பிடித்தல் (Thuru pidiththal) Series circuit தொடர் இணைப்பு (Thodar inaippu) Short circuit குறுக்கு சுற்று (Kurukku sutru) Specific resistance தன்மின்தடை (Than minthadai) Solenoid கம்பிச்சுறுள் (Kambichurul) Spicules முட்கள் (Mutkal) Stem cell மூலச்செல் (Muulachel) Taxonomy வகைப்பாட்டியல் (Vakaipaattiyal) Unicellular organisms ஒரு செல் உயிரினங்கள் (Oru cell uyirinangal) Viviparous குட்டி ஈனுபவை (Kutti eenubavai) Vernacular name வட்டார பெயர் (Vattaara peyar) Vertebrates முதுகெலும்புள்ளவை (Mudhu kelumbullavai) Viscosity பாகுத்தன்மை (Paagu thanmai) Vaporization ஆவியாதல் (aaviyaathal) Water vascular system நீர்க்குழல் மண்டலம் (Neer kulal mandalam)

Authors List

7th Science Advisory Committee & Chairperson

Dr. T.V. Venkateswaran
Scientist, D S T, Vigyanaprasar, New Delhi.

Dr. Mazher Sulthana
Professor and Head (Retired.), P.G. Department of Zoology, Presidency College, Chennai.

Reviewers

Dr. V. Sivamadavi
Associate Professor, Bharathi Women's College, Chennai.

Dr. G.Ramesh
Assistant Professor in chemistry, Dr. Ambadkar Government. Arts College Vyasarpadi, Chennai.

Dr. G. Rajalakshmi
Assistant Professor, Department of Botany, Bharathi Women's College, Chennai.

Content Readers

Dr. S. Shameem
Deputy Director, S C E R T, Chennai.

I C T Coordinators

N. Kalpana
Municipal Higher Secondary School, Kumar Nagar, Tirupur District.

Art and Design Team

Illustration: Charles, Pramoth, Velmurugan

Layout Design: V.S. Johnsmith, K.Petchimuthu, R.Sagaya arasu.

Info Graph: V. Srinivasan Valasaravakkam, Chennai.

Wrapper Design: Kathir Arumugam

Q C

Manohar Radhakrishnan

Coordination

Ramesh munisamy

Typing

M. Sathya, New Perunkalathoor

Experts & Coordinators

Dr. D. Prabakaran
Assistant Professor, S C E R T, Chennai.

S. Rajesh
B.T. Asst. GHSS, Vanganoor, Thiruvallur.

Authors

D. Perumal Raj
BT Assistant., P U M S, Manickamangalam, Valaingaiman Block, Thiruvarur.

M. Mohanapriya
PG Assistant., G H S S, Govindakudi, Thiruvarur District.

M. Jayanthi
PG Assistant, G H S S. Rampakkam, Villupuram.

N. Ramesh Babu
BT Assistant., P U M S, Attanthangal, Sholavaram, Thiruvallur District.

Dr. N. Vidhyageetha
Lecturer - DIET Aduthurai, Thanjavur.

M. Ananthan
BT Assistant., G H S, Servaikaranpatti, Dindigul.

S. Shyamala
BT Assistant., Government. Aadhi dravidar Welfare High School, Pulianthope, Chennai.

N. Manikandan
BT Assistant., G H S, Rasingapuram, Theni.

N. Balusamy
H M (Retired.), Corporation Higher. Secondary School, Peelamedu, Coimbatore.

M. Tamilarasi
P G T (Retired.), Saint Joseph G H S S, Vadugarpet, Lalgudi, Trichy.

S. Surenthiran
Computer Instructor, Government Higher Secondary School, Mathavalayam, Kanniyakumari District.

EMIS Technology Team

R.M. Satheesh
State Coordinator Technical, T N, E M I S, Samagra Shiksha.

K.P. Sathya Narayana
I T Consultant, T N, E M I S, Samagra Shikaha

R. Arun Maruthi Selvan
Technical Project Consultant, T N, E M I S, Samagra Shiksha

📝 Summary

1. Tux Paint is a free drawing program designed for young children with a simple, easy-to-use interface, fun sound effects, and an encouraging cartoon mascot to guide users.
2. The main screen is divided into sections: Left Side Toolbar for drawing and editing tools, Middle Drawing Canvas for creating images, Right Side Selector for tool-specific options, Lower Colors palette, and Bottom Help Area with tips from Tux the penguin.
3. The Magic tool provides special visual effects that can be applied by clicking or dragging directly onto images, offering countless combinations when used with other tools.
4. Tux Math is an open source arcade-style video game for learning arithmetic that includes Math Command Training Academy with over fifty prepared lessons progressing from simple digit typing to complex operations with negatives.
5. Tux Math offers four arcade game levels: Space Cadet (simple addition), Scout (addition and subtraction to ten), Ranger (all four operations to ten), and Ace (all operations to 20 including negatives and missing number questions).