APSB - 7 - Science :: Acids and Bases
Go To: APSB-Sci-Grade 7
Course Content / Subtopic list:
- Acids,bases and neutral substances with examples
- Neutralization
- Chemical reactions
- Acid and base reactions
- pH of soils
Expected Learning Outcome:
SWBAT-
- Differentiate acids, bases and neutral substances
- Conduct simple investigations to find out natural indicators
- Conduct experiments to know pH of different substances and acid base reactions
- Describe the neutralization
Lesson Plan
[Contributor - Shashank Joshi]
Dear Volunteer,
Please find below the detailed lesson plan and PPT for this chapter in the language mentioned against the respective link. While the lesson plan will give an overall flow of the lesson, the PPT will include lesson flow as well as the presentations for the class.
https://drive.google.com/open?id=1lR_cRegalmwGqQi3Nmj4CcpDD6O6zwD1 (Lesson Plan - English)
https://drive.google.com/open?id=1mQeH-1sfikrn__keiy3X63MwWWGJ7rXh (PPT - English)
You may use the content as it is or download and modify them to suit the students requirements.
If you feel any major modifications or additions are carried out by you in the form of adding any new activity, presentations, videos etc. we request you to send the modified version to submitcontent@evidyloka.org for enabling upload the modified version.
The worksheets of the lesson can be accessed from the worksheet tab.
Kindly rate the lesson plan and share your suggestions and comments on the lesson plan in the comments box below. Your valuble suggestions and comments will help us to improve the content.
Videos
[Author - Kripa S]
https://www.youtube.com/watch?v=1VVug7tffGo (English - Acids, Bases)
[Contributor - Shashank Joshi]
Lesson Plan version 1.1 videos
https://www.youtube.com/watch?v=p4DpbIbUJUQ
https://www.youtube.com/watch?v=-aYLt05Qfd0
https://www.youtube.com/watch?v=YajB6y6PLg4
https://www.youtube.com/watch?v=vHAhZ5iUQXY
https://www.youtube.com/watch?v=V7BHx3olBMU
https://www.youtube.com/watch?v=_Yhs2O10W04
https://www.youtube.com/watch?v=jEvhhxg2yKA
https://www.youtube.com/watch?v=yCWqnFxq0jU
https://www.youtube.com/watch?time_continue=93&v=9hBCLoWwcWo
https://www.youtube.com/watch?v=xGvzZsYrO8U
https://www.youtube.com/watch?v=-R0HHIlXPrA
https://www.youtube.com/watch?v=Gz5KeGJF1CM
https://www.youtube.com/watch?v=8UiuE7Xx5l8
https://www.youtube.com/watch?v=JNlQP2ai4NM
Images
[Author - Anu Nived]
http://healingthebody.ca/wp-content/uploads/2014/09/Fotolia_85808023_Subscription_Monthly_XXL-672x372.jpg (natural indicator - turmeric)
http://aven.amritalearning.com/userfiles/1/image/lichenspaper1.jpg (indicator - lichen)
Activities
[Author - Kripa S]
1. Ask students to name some common objects that contain acids, bases and salts.
2. Take a tablespoonful of turmeric powder. Add a little water and make a paste. Make turmeric paper by depositing turmeric paste on blotting paper/filter paper and drying it. Cut thin strips of the yellow paper obtained. Put a drop of soap solution on the strip of turmeric paper. What do you observe?
3.Name some common objects containing neutral components.
Additional Aids
[Author - Tanvi Potluri]
https://drive.google.com/open?id=0BzNF2YyqQxJ-S1ROR2V4WlFveG8
[Contributor - Shashank Joshi]
Lesson plan version 1.1 PPT
https://drive.google.com/open?id=1mQeH-1sfikrn__keiy3X63MwWWGJ7rXh
Transliteration
[Author - Kalanadhabhatla Shweta]
| Term | Transliterated Term | Translated Term | |
| Indicator | ఇండికేటర్ | సూచిక | |
| Acid | యాసిడ్ | ఆమ్లము | |
| Base | బేస్ | బేస్ | |
| Red Litmus | రెడ్ లిట్మస్ | రెడ్ లిట్ముస్ | |
| Blue litmus | బ్లూ లిట్మస్ | బ్లూ లిట్ముస్ | |
| Acidic substance | సిడిక్ సబ్స్టెన్స్ | యాసిడ్ పదార్ధం | |
| Basic substance | బేసిక్ సబ్స్టెన్సు | ప్రాథమిక పదార్ధం | |
| Neutal substance | ూట్రల్ సబ్స్టెన్స్ | తటస్థ పదార్థం | |
| Salts | సాల్ట్స్ | లవణాలు | |
| Neutralization | న్యూట్రలైజెషన్ | దౌర్బల్యము | |
| Acid rain | యాసిడ్ రైన్ | ఆమ్ల వర్షం |
Worksheets
[Author - Tanvi Potluri]
https://drive.google.com/open?id=0BzNF2YyqQxJ-dmE3dURaLXA4WTg
Assessments
[Contributor - Ankita Srivastava] https://drive.google.com/open?id=1KbmQYmKy0o1W7rU_RZdpR0GfmFUvQGff (Question bank)
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