Shadow, Mirror, Reflection and colour — methodical recommendation. Science State Board, Class 7.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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Methodical recommendation:

Theory

Number	Name	Description
1.	Shadow	It contains theory about shadow,umbra and penumbra.
2.	Eclipse	It contains theory about ellipse and its types.
3.	Plane mirror	It describes the formation of image by plane mirrors.
4.	Real and virtual images	It contains theory about real and virtual images.
5.	Colour and synthesis of colour	It contains theory about colour and synthesis of colour.

Practice Questions

Number	Name	Type	Difficulty	Marks	Description
1.	Primary and secondary colours	1st type - receptive	easy	2 m.	Contains exercise based on colours.
2.	Important terms in shadow	1st type - receptive	easy	2 m.	Excercise based on important terms in shadow.
3.	Formation of shadow	1st type - receptive	easy	2 m.	Pick true or false based on the theory of shadows.
4.	Image formnation by a plane mirror	1st type - receptive	easy	3 m.	It contains numericals from the plane mirror.
5.	Colour synthesis	2nd type - interpretation	medium	2 m.	It contains drag and drop exercise from colour synthesis.
6.	Lateral inversion- Alphabets	2nd type - interpretation	medium	4 m.	It contains exercise about lateral inversion.
7.	Types of shadows - In general	2nd type - interpretation	medium	2 m.	Match the correct options on the basis of shadows.
8.	Solar and lunar eclipse	2nd type - interpretation	medium	4 m.	It contains exercise from the topic eclipse.
9.	Plane mirror	2nd type - interpretation	medium	2 m.	Numerical based on the distance between the object and image.
10.	Mirror and image distance	2nd type - interpretation	medium	2 m.	It contains exercise based on image distance.
11.	Dispersion of white light and newton disc	2nd type - interpretation	medium	4 m.	Learn and analyze the newton disc concept.
12.	Numerical based on distance between object and image	3rd type - analysis	hard	4 m.	It contains numericals based on distance between object and image.

Questions for Teacher Use

Number	Name	Type	Difficulty	Marks	Description
1.	Real and inverted images	Other	hard	5 m.	It contains drag and drop exercise from real and inverted images.
2.	Lateral inversion	Other	hard	8 m.	Test exercise based on lateral inversion and human eye.
3.	Sound - In general	Other	hard	6 m.	It contains exercise from shadow.
4.	Newton disc	Other	hard	10 m.	Describes how to make newton disc.
5.	Formation of shadows	Other	easy	1 m.	This exercise consists of three textbook questions; each question holds one mark. The student has to choose the best answer, and the questions deal with the significant importance of light rays. As an outcome of this exercise, the student will learn about the mentioned concepts.
6.	Numerical based on laws of reflection	Other	hard	1 m.	It contains numerical based on laws of reflection.
7.	Reflection of light	Other	easy	1 m.	This exercise consists of two textbook questions; each question holds one mark. The student has to choose the best answer, and the questions deal with the significant importance of light rays. As an outcome of this exercise, the student will learn about the mentioned concepts.

Tests

Number	Name	Recomended time:	Difficulty	Marks	Description
1.	Training test 1	15:00:00	easy	8 m.
2.	Training test 2	15:00:00	easy	10 m.

Question Bank for Teachers

Number	Name	Recomended time:	Difficulty	Marks	Description
1.	Homework test 1	20:00:00	medium	10 m.
2.	Homework test 2	20:00:00	medium	10 m.
3.	Progressive test 1	20:00:00	hard	9 m.
4.	Progressive test 2	20:00:00	hard	18 m.
5.	Periodic Assessment - 3	00:10:00	medium	6 m.	PA 3

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