The presentations contains 20 SLIDES: Definition of combustion The conditions necessary for combustion with examples. Forests fires. Inflammable substances. Igniting a matchstick. Types of combustion with examples. Ways to control fire. Flame. Structure of a flame. Characteristics of a good fuel. Calorific value of a fuel. Harmful effects of burning of fuels.

Contains 15 slides The presentation contains: Definition of the terms Selling price and Cost price. Formula for Selling price and Cost price. Overhead charges definition i.e. How to calculate the total cost. Two solved examples each on application of selling price and cost price. Formula for Profit percentage and Loss percentage. 5 real life solved problems on finding different parameters of the profit percentage and loss percentage. e.g. 1)How to find the profit when the profit percentage and total cost price is given. 2) To find the gain or loss percentage when a cost price and a selling price is given. 3) To find the selling price when the cost price and lost percentage is given. 4) To find the loss percentage when the selling price and loss price is given. 5) To find the cost price when the selling price and the loss percentage is given.

The presentation contains 19 SLIDES: Learning Objectives. Definition of a Histogram. Parts of a histogram. Difference Between bar graph and histogram. Types of intervals. Tips for construction of bar graph. Steps to construct bar graph with an example. Read and Interpret a histogram.

The presentation contains 20 SLIDES: Definition of mangrove. Geographical Regions. Geographical distribution of mangroves in India . Types of mangroves. Black mangrove with examples. Red mangrove with examples. White mangrove with examples. Mangrove functions. Mangrove uses. Mangrove threats. Mangrove restoration.

The presentation contains** 20 SLIDES:** Definition of probability with examples. Random Experiment with an example. Outcome with an example. Sample space with an example. Event with an example. Probability formula. Example of tossing a coin once, twice and thrice. Example of throwing a die once and twice. Example of spinning wheel. Example of 52 deck of cards.

The presentation contains 15 SLIDES: Definition of Simple interest. Vocabulary on different terms used in simple interest e.g. time, principal. Formula of simple interest. Formula of Amount. Explanation of rate of interest with an example. Real life problems of finding different parameters of the formula.

The presentation contains 20 SLIDES: Definition of fiber and its types. Natural fibers with example. Synthetic fibers with examples. Types of synthetic fibers. Rayon with example. Nylon with example. Polyester with example. Acrylic with example. Characteristics of synthetic fibers. Plastic. Characteristics of plastic. Thermoplastic with examples. Thermosetting plastics with examples. Properties and uses of plastics. Plastics are non –reactive. Plastic is light, strong and durable. Plastics are poor conductors. Problems with the use of plastics. Environmental friendly steps.

The presentation contains 20 slides: Real life application. Mathematician behind the Cartesian system . Ordered pair with examples. Coordinate Planes. Quadrants. The signs of each of the Quadrant with examples. Way of locating points on a graph paper.

The presentation contains 20 SLIDES: Learning objectives. Definition of a line graph. Parts of a line graph. Tips for construction of line graph. Steps to construct line graph with an example. Reading and Interpreting a line graph. Advantage of line graph.

The presentation contains 20 SLIDES: Central Tendency. Importance of Central Tendency. Types of measures of central tendency. Mean and its examples. Range and its examples. Median and its examples. Mode and its examples.

The presentation contains 41 SLIDES: Definition of Reproduction. Modes of reproduction. Asexual reproduction definition. Definition of Binary fission with examples. Binary fission in Amoeba. Definition of Budding with examples. Budding in Yeast. Definition of fragmentation with examples. Definition of sexual reproduction. Male reproductive organ. A sperm and its part. Female reproductive organ. An egg and its part. Definition of fertilization. Types of fertilization. Definition of Internal fertilization with examples. Fertilization in hens. Types of internal fertilization. Viviparous animals with examples. Oviparous animals with examples. Definition of External fertilization with examples. Stages of Embryo development. Metamorphosis in frog. Metamorphosis in butterfly.

The presentations contains 21 SLIDES: Construction of formula to find the area of circle. Finding the area of a circle using the formula. Finding the area given the diameter and examples. To calculate the area of the different shapes. Area between Two Concentric Circles. Example on two concentric circles.

The presentation contains 22 SLIDES: Learning Objectives. Definition of a tally mark. Uses of tally mark. How to count a tally mark. Tally Mark Chart. Construction of a tally mark table with an example. Application on real life problems on tally mark. Read and Interpret a tally mark table.

The presentation contains 21 SLIDES: Constructing the formula for area of a triangle. Altitudes ( height) of a triangle. Finding the area of the triangle. Finding the height of the triangle. Finding the base of the triangle. Formula for area of an right angled triangle and its example. Formula for area of an isosceles right angled triangle and its example. Application on area of triangle.

Contains 20 slides **Objective: The student will be able to organize the given data to a meaningful and understandable. ** The presentation contains: Definition of a Frequency Distribution Table. Types of Frequency Distribution Table: a) Discrete Frequency Distribution Table (Ungrouped). b) Continuous Frequency Distribution Table (Grouped). Uses of Frequency Distribution Data. 5 steps to construct a Frequency Distribution Table with one example on ungrouped data and two examples on grouped data. Steps include how to Draw the table arrange columns Fill in the data in the first column Tallying the observations in the second column Summing up in the third column. Under Grouped data we have one example each on the types Types of Grouped Data: a) Continuous Interval Form (Exclusive Form). e.g. overlapping b) Discontinuous Interval Form (Inclusive Form). e.g. non - overlapping To understand in details the difference between two class intervals overlapping Non- overlapping To know different terms with examples Class interval Lower class limit Upper class limit Width of class interval

The presentations contains 20 SLIDES: Definition of percentage. Where do you see percentage? Converting Percentages into fractions, decimals and ratios. Converting fraction to percentage. Converting decimals to percentage. Converting ratios to percentage. Applications on percentages. Percentage For comparison. To find a given percentage of a given quantity. To express a quantity as a percentage of another. To find the whole using a given percentage. Increase or decrease as percent.

The presentation contains 15 SLIDES: Learning Objectives. Definition of a Pictograph. Parts of a pictograph. Tips for construction of pictograph. Steps to construct pictograph with an example. Scaling and drawing a pictograph. Read and Interpret a pictograph

The presentation contains 20 SLIDES: Definition of living organisms, its types and characteristics. The characteristics with examples : Made up of cells. Grow. Locomotion. Nutrition. Respond to stimuli. Respiration. Excretion. Reproduction. Adaptation. Life span

The presentation contains 22 SLIDES: Definition of circumference. The construction of formula of the circumference. The relationship between the diameter and the radius of a circle. Finding the circumference given the radius. The value of π. Examples of circumference. Finding the radius given the circumference. Finding the diameter given the circumference. Find the perimeter of the given shapes. Applications on the circumference.

The presentation contains 14 SLIDES: What is parallelogram. Constructing the formula for area of a parallelogram. To locate the height for a given base. Finding the area of the parallelogram. Finding the height of the parallelogram. Finding the base of the parallelogram. Application on area of parallelogram.