Grade 4 Exam > Grade 4 Videos > Social Studies for Grade 4 > Means of Transport
Means of Transport Video Lecture | Social Studies for Grade 4
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FAQs on Means of Transport Video Lecture - Social Studies for Grade 4
| 1. What are the different modes of transportation? |  |
Ans. The different modes of transportation include air transportation, land transportation, and water transportation. Air transportation involves traveling by airplanes, helicopters, or other flying vehicles. Land transportation includes traveling by cars, buses, trains, or other vehicles on roads or railways. Water transportation involves traveling by ships, boats, or other vessels on rivers, seas, or oceans.
| 2. What are the advantages of using air transportation? | |
Ans. Air transportation offers several advantages such as speed, convenience, and global connectivity. It allows people to travel long distances in a relatively short amount of time. Airports are usually located near urban areas, making it convenient for travelers. Additionally, air transportation provides global connectivity, enabling people to reach remote destinations across the world.
| 3. How does land transportation contribute to urban congestion? | |
Ans. Land transportation, especially in urban areas, can contribute to congestion due to the high number of vehicles on the road. This congestion can lead to traffic jams, longer travel times, and increased pollution. It can also put a strain on infrastructure and result in accidents. Efforts are being made to improve public transportation systems, promote carpooling, and implement traffic management strategies to alleviate urban congestion.
| 4. What are the challenges faced by water transportation? | |
Ans. Water transportation faces challenges such as weather conditions, navigational hazards, and high costs. Weather conditions, such as storms or rough seas, can affect the safety and efficiency of water transportation. Navigational hazards, such as shallow waters or underwater obstacles, require careful navigation and may limit the accessibility of certain areas. Additionally, the high costs associated with maintaining and operating water vessels can be a challenge for the industry.
| 5. How does transportation contribute to environmental pollution? | |
Ans. Transportation, especially land transportation, contributes to environmental pollution through emissions from vehicles. The burning of fossil fuels in cars, trucks, and buses releases greenhouse gases, such as carbon dioxide, which contribute to climate change. Additionally, vehicles emit pollutants such as nitrogen oxides and particulate matter, which can have adverse effects on air quality and human health. Efforts are being made to promote sustainable transportation options and develop cleaner fuel technologies to reduce the environmental impact of transportation.
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Nov 22, 2024 Last updated |
Video Description: Means of Transport for Grade 4 2024 is part of Social Studies for Grade 4 preparation.
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