3rd Grade ICSE

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03. From Here To There

Long Answers

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Last edited 37 days ago by Learn LoopHQ.

Chapter: 03. From Here To There

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How did the invention of the wheel profoundly change transportation compared to earlier methods?

Before the wheel, people had to walk vast distances and carry goods on their backs or animals. The invention of the wheel revolutionized this by enabling the creation of carts. These carts, often pulled by bullocks, made travel much easier and significantly faster over long distances. This fundamental invention laid the groundwork for most modern vehicles, making efficient movement of people and goods possible.

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Identify and briefly describe the three primary modes of transport, providing at least two examples for each.

There are three primary modes of transport that facilitate the movement of people and goods. Land transport involves vehicles moving on roads or rail, such as cars and trains. Air transport utilizes aircraft to travel through the sky, with aeroplanes and helicopters being key examples. Lastly, water transport involves vehicles that float on water, like ships and boats, used for travel across water bodies.

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Elaborate on land transport, explaining where these vehicles operate and how they are typically powered.

Land transport encompasses vehicles that operate either on roads or on railway tracks. Road vehicles like cars, buses, and trucks are commonly powered by engines that run on fuel, while bicycles and cycle rickshaws rely on human effort. Traditional bullock carts are pulled by animals. Trains, on the other hand, move on railway tracks and are highly efficient for carrying large numbers of people and significant quantities of goods over long distances. Some cities also utilize metros and trams for urban movement.

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Discuss why air transport is considered the fastest means of travel and highlight its unique capabilities.

Air transport is known as the fastest means of transport, making it ideal for very long distances, especially international travel. Aeroplanes are designed to be lightning proof, ensuring safety despite frequent lightning strikes. Helicopters offer unique versatility, capable of flying at low heights and landing on almost any flat surface, which allows access to places without airports. Furthermore, humans have developed space shuttles, enabling travel beyond Earth to gather information.

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Describe the diversity of water transport, explaining how different types of water vehicles are powered and their common uses.

Water transport includes a wide range of vehicles like ships, boats, ferries, yachts, and rafts, all designed to float on water. Their movement methods vary: some depend on wind, like certain sailboats, while others require human effort such as rowing a boat or paddling a canoe. Larger vessels, particularly modern ships and ocean liners, are powered by engines to travel long distances. Ships are crucial for carrying both people and heavy cargo, which is efficiently loaded and unloaded at designated ports.

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Explain the importance of making responsible choices when it comes to transportation, touching upon both environmental and social aspects.

Making responsible choices in transportation is crucial for both environmental protection and social consideration. Using cars for short distances wastes precious fuel, highlighting the importance of walking or cycling instead to conserve resources and reduce pollution. When using public transport, it’s essential to show respect and thoughtfulness, such as offering seats to elderly people. Opting for appropriate transport, like a bullock cart on narrow village roads or water transport for shipping large cargo, demonstrates practical and sustainable decision-making. These choices help conserve fuel, reduce our carbon footprint, and foster a respectful community.

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