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Class 7 (Math Assignment)

  General Mathematics Ability Test Number Sense: Without using a calculator, find: 48×25+125÷5 Fractions: Rina drank 2/5 liters of juice in the morning and 1/4 liter in the afternoon. How much juice did she drink altogether? Decimals: A book costs Rs. 245.75, and a notebook costs Rs. 58.50. How much money is needed to buy both? Percentage: A school has 800 students. If 35% of them are girls, how many boys are there? Ratio: The ratio of boys to girls in a class is 3:2. If there are 30 students in the class, how many are boys and how many are girls? Algebraic Thinking: If 3x+7=25, find the value of x. Geometry: A rectangular garden is 18 m long and 12 m wide. Find its perimeter and area . Logical Problem Solving: A number is greater than 20 but less than 40. It is divisible by both 3 and 4. What is the number? Explain how you found it. Data Interpretation: The marks obtained b...
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Class 8 (Science Assignment)

  Electricity and Magnetism Electricity and magnetism are closely related forms of energy. Electric current is the flow of electric charge through a conductor. Materials such as copper and aluminum are good conductors of electricity, while rubber, plastic, and dry wood are generally poor conductors. A simple electric circuit consists of a source of electricity , such as a cell or battery, connecting wires, and a device such as a bulb. The bulb glows only when the circuit is closed , allowing current to flow through it. A switch is used to open or close an electric circuit. Electric current can produce a magnetic effect . When electric current passes through a wire, a magnetic field is produced around the wire. A coil of insulated wire carrying current behaves like a magnet and is called an electromagnet . Electromagnets are useful because their magnetic effect can be switched on and off. They are used in electric bells, relays, cranes for lifting iron objects, and some elect...
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Class 9 (English Assignment)

  The Empty Classroom Every morning, Maya noticed that one classroom in her school was almost always empty during the first period. The room had good sunlight, enough desks, and a small library. However, very few students used it. Maya thought the school should find out why. Instead of simply assuming that students were lazy, she decided to investigate. She asked twenty students from different grades about the classroom. Some said they did not know they were allowed to use it. Others said there were not enough interesting books. A few students said they preferred using their phones during free time. Maya shared the information with her teacher. Together, they suggested three changes: putting a notice on the door, adding books chosen by students, and creating a quiet reading period once a week. After one month, more students began using the room. Maya realized that a problem cannot always be solved by guessing its cause. Sometimes, we need to collect information, listen to d...
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Class 10 (Science Assignment)

  Pressure in Everyday Life Pressure is the force acting normally on a unit area of a surface. It is expressed by the formula: P= F/A where P is pressure, F is the normal force, and A is the area over which the force acts. The SI unit of pressure is pascal (Pa) . Pressure depends on both force and area. If the force increases while the area remains constant, pressure increases. Similarly, if the same force acts on a smaller area, the pressure becomes greater. This principle explains why a sharp knife cuts objects more easily than a blunt knife. The sharp edge has a smaller area, so it produces greater pressure. Liquids also exert pressure. Liquid pressure increases with depth because the weight of the liquid above increases. It also depends on the density of the liquid. For this reason, dams are made thicker at the bottom than at the top. Atmospheric air also exerts pressure on all objects around us. We normally do not notice atmospheric pressure because it acts in all d...
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