Chapter 1 : Laws of Motion

Title / Topic Click for Solution
Obtain information about commonly used gadgets or devices which are based on the principles of Newton's laws of motion. View Solution

Chapter 2 : Work and Energy

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Study the various instances of transformation of energy you see around you and discuss them in class. View Solution

Chapter 3 : Current Electricity

Title / Topic Click for Solution
Ask an electrician to explain to you the electrical wiring in your house and other related important points. Take care to understand them well and explain them to others also. View Solution

Chapter 4 : Measurement of Matter

Title / Topic Click for Solution
Prepare models of various radicals using cardboard, small circular magnets and alladite. From these make models of molecules of various compounds. View Solution

Chapter 5 : Acids, Bases and Salts

Title / Topic Click for Solution
Collect information about electroplating. Make a list of articles in day-to-day life where this technique is used. View Solution
Obtain a sample of rainwater. Add a few drops of universal indicator. Measure its pH. Describe the nature of the sample and write its effect on the living world. View Solution

Chapter 6 : Classification of Plants

Title / Topic Click for Solution
Collect more information about plant classification from the internet. Prepare a 5–7 minute talk and present it in school assembly. View Solution
Prepare an album of monocot and dicot seeds and display it in the classroom. View Solution
Collect photographs of 5 plants each of Thallophyta, Bryophyta and Pteridophyta divisions and write a description of each. View Solution

Chapter 7 : Energy Flow in an Ecosystem

Title / Topic Click for Solution
Prepare a model based on any natural cycle and present it in a science exhibition. View Solution
Write a paragraph on Balance in an Ecosystem. View Solution

Chapter 8 : Useful and Harmful Microbes

Title / Topic Click for Solution
Collect information about generic medicines and discuss them in the class. View Solution

Chapter 9 : Environmental Management

Title / Topic Click for Solution
Visit a nearby hospital and collect information about how waste is managed. View Solution
Establish a vermi compost project in your school under the guidance of your teachers. View Solution

Chapter 10 : Information Communication Technology (ICT)

Title / Topic Click for Solution
Taking help from your teachers, make a documentary about ISRO using information communication devices. View Solution

Chapter 11 : Reflection of Light

Title / Topic Click for Solution
Make a kaleidoscope and make a presentation in the class about how it works. View Solution

Chapter 12 : Study of Sound

Title / Topic Click for Solution
Collect information about the musical instrument called Jaltarang and find out how different notes are produced in it. View Solution

Chapter 13 : Carbon : An Important Element

Title / Topic Click for Solution
Make a model of a biogas plant and make a presentation in the class about the process of gas production. View Solution

Chapter 14 : Substances in Common Use

Title / Topic Click for Solution
Visit places where powder coating and Teflon coating are done. Get information about the process and present it in the class. View Solution

Chapter 15 : Life Processes in Living Organisms

Title / Topic Click for Solution
Collect information about the evolution of the brain of vertebrates and present it in the classroom. View Solution
Explain the functions of various endocrine glands by presenting an act like "Why I Am Important?" View Solution
Collect information to justify that human beings are intelligent and different from other mammals and present it in the classroom. View Solution

Chapter 16 : Heredity and Variation

Title / Topic Click for Solution
Prepare a model of DNA and give a presentation based on it. View Solution
Prepare a PowerPoint presentation on awareness about tobacco consumption and cancer and present it in class. View Solution

Chapter 17 : Introduction to Biotechnology

Title / Topic Click for Solution
Obtain information about the diversity of butterflies. Collect detailed information about what would have to be done to establish a butterfly garden in your school. View Solution
Visit an apiculture centre and gather information about it. View Solution

Chapter 18 : Observing Space : Telescopes

Title / Topic Click for Solution
Collect information about various observatories in India and present it in the class. View Solution
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