Concave Mirror Vs Convex Mirror

What is a Mirror

A mirror is most often made with a highly polished surface of a metal, placed behind a glass. A mirror works by reflecting light that falls on it according to the law of reflection.

CONVEX MIRROR

Convex- smaller image
Concave- magnified image

Simple Ray Diagram

• Tool used to determine
o location
o size
o orientation

o type of image formed
Real or Virtual

•

• Straight/

Plane mirror

• Extended

Reflected
Rays make
up image

• Behind the
mirror

CONCAVE MIRROR

HINT : CONCAVE,It looks like a cave

Concave

• Reflection
• Curved inward reflective surface
• Used to magnify
• Produces Real and Virtual Images
o depend on ...

Convex

• Reflection
• Image is small or reduced in size
• Image is upright
• Image is located behind the convex
mirror

•...

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Convex Lens Vs Concave Lens

What is a Lens A lens is a transparent object that transmits light across it, and its working principle depends on the law of refraction (Snell’s law) . Applications: Concave Lens help with Far-Sight Convex Lens help with Near-Sight

Herbal Plants

Herbal plants to grow in home Different types of keerai ----- http://www.indiandietrecipes.com/2016/03/pictures-of-various-types-of-greens-or.html Pirandai ----good for bone joins---- https://youtu.be/k2DGubyXLAE Valarai Keerai Benifits ----- https://youtu.be/33HIfLJKTqA Sesma seeds ---- https://easyayurveda.com/2011/02/24/sesame-and-sesame-oil-benefits-total-ayurveda-details/

What is Verbal and Non-Verbal communication

TYPES OF COMMUNICATIONS:

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