APSB - 7 - Science :: Acids and Bases

Go To: APSB-Sci-Grade 7

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• Course content
• Textbook
• Teaching learning resources

Course Content / Subtopic list:

1. Acids,bases and neutral substances with examples
2. Neutralization
3. Chemical reactions
4. Acid and base reactions
5. pH of soils

Expected Learning Outcome:

SWBAT-

1. Differentiate acids, bases and neutral substances
2. Conduct simple investigations to find out natural indicators
3. Conduct experiments to know pH of different substances and acid base reactions
4. Describe the neutralization

Semester 1

TextBook Link

Semester 2

TextBook Link

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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