A wind sock is a fabric tube shaped like a cone and used to indicate wind direction and relative strength. It is often seen at airports, on runways and in industrial areas. When the wind blows, the sock points away from the wind’s origin, allowing observers to determine the direction. The stronger tRead more
A wind sock is a fabric tube shaped like a cone and used to indicate wind direction and relative strength. It is often seen at airports, on runways and in industrial areas. When the wind blows, the sock points away from the wind’s origin, allowing observers to determine the direction. The stronger the wind, the straighter the sock stands. Wind socks are crucial for aviation, ensuring pilots know wind conditions before takeoff and landing.
For more NCERT Solutions for Class 7 Social Science Chapter 2 Understanding the Weather Questions & Answer:
An anemometer is a device used to measure wind speed. It typically consists of three or four small cups mounted on arms that spin around a central shaft. When the wind blows, it causes the cups to rotate. The speed of rotation is converted into wind speed, often displayed in kilometers per hour. AneRead more
An anemometer is a device used to measure wind speed. It typically consists of three or four small cups mounted on arms that spin around a central shaft. When the wind blows, it causes the cups to rotate. The speed of rotation is converted into wind speed, often displayed in kilometers per hour. Anemometers are essential tools in weather stations, used by meteorologists, pilots, sailors and farmers to track wind behavior and forecast weather changes accurately.
For more NCERT Solutions for Class 7 Social Science Chapter 2 Understanding the Weather Questions & Answer:
Kochi likely has higher humidity than Jaipur since it’s a coastal city. Jaipur, being inland, is drier. To confirm this, we can use hygrometers to measure relative humidity at both places. To compare Kochi and Mangaluru, we would measure humidity levels regularly at both cities and compare the data.Read more
Kochi likely has higher humidity than Jaipur since it’s a coastal city. Jaipur, being inland, is drier. To confirm this, we can use hygrometers to measure relative humidity at both places. To compare Kochi and Mangaluru, we would measure humidity levels regularly at both cities and compare the data. Consistent readings over days or weeks help us determine which city has more water vapor in the air, affecting comfort, drying of clothes and sweating.
For more NCERT Solutions for Class 7 Social Science Chapter 2 Understanding the Weather Questions & Answer:
Relative humidity refers to the amount of water vapor present in the air as a percentage of the maximum it could hold at that temperature. When the air is fully saturated, the relative humidity is 100%. In dry conditions, it's often 20%–40%, while in humid weather, it ranges from 60% to 80%. It affeRead more
Relative humidity refers to the amount of water vapor present in the air as a percentage of the maximum it could hold at that temperature. When the air is fully saturated, the relative humidity is 100%. In dry conditions, it’s often 20%–40%, while in humid weather, it ranges from 60% to 80%. It affects how comfortable we feel—high humidity makes us sweat more. Hygrometers are used to measure relative humidity in homes, industries and weather stations.
For more NCERT Solutions for Class 7 Social Science Chapter 2 Understanding the Weather Questions & Answer:
In Delhi, where humidity is 52%, wet clothes dry faster because the air can absorb more moisture. In Kochi, with 84% humidity, evaporation is slower, so clothes remain wet longer. You’ll also sweat more in Kochi because high humidity reduces the evaporation of sweat from your skin, making you feel hRead more
In Delhi, where humidity is 52%, wet clothes dry faster because the air can absorb more moisture. In Kochi, with 84% humidity, evaporation is slower, so clothes remain wet longer. You’ll also sweat more in Kochi because high humidity reduces the evaporation of sweat from your skin, making you feel hotter and stickier. In Delhi, sweat evaporates faster, cooling the body. This difference shows how humidity affects comfort, drying time and our ability to cool down.
For more NCERT Solutions for Class 7 Social Science Chapter 2 Understanding the Weather Questions & Answer:
What is wind sock?
A wind sock is a fabric tube shaped like a cone and used to indicate wind direction and relative strength. It is often seen at airports, on runways and in industrial areas. When the wind blows, the sock points away from the wind’s origin, allowing observers to determine the direction. The stronger tRead more
A wind sock is a fabric tube shaped like a cone and used to indicate wind direction and relative strength. It is often seen at airports, on runways and in industrial areas. When the wind blows, the sock points away from the wind’s origin, allowing observers to determine the direction. The stronger the wind, the straighter the sock stands. Wind socks are crucial for aviation, ensuring pilots know wind conditions before takeoff and landing.
For more NCERT Solutions for Class 7 Social Science Chapter 2 Understanding the Weather Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-7/social-science/
See lessWhat is anemometer?
An anemometer is a device used to measure wind speed. It typically consists of three or four small cups mounted on arms that spin around a central shaft. When the wind blows, it causes the cups to rotate. The speed of rotation is converted into wind speed, often displayed in kilometers per hour. AneRead more
An anemometer is a device used to measure wind speed. It typically consists of three or four small cups mounted on arms that spin around a central shaft. When the wind blows, it causes the cups to rotate. The speed of rotation is converted into wind speed, often displayed in kilometers per hour. Anemometers are essential tools in weather stations, used by meteorologists, pilots, sailors and farmers to track wind behavior and forecast weather changes accurately.
For more NCERT Solutions for Class 7 Social Science Chapter 2 Understanding the Weather Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-7/social-science/
See lessWhere do you think humidity is likely to be more, Kochi or Jaipur? You might guess that Kochi has higher humidity than Jaipur because it is located near the sea. But how will we know for sure? If we had to compare the humidity level between Kochi and Mangaluru, how would we do it? Discuss with your classmates.
Kochi likely has higher humidity than Jaipur since it’s a coastal city. Jaipur, being inland, is drier. To confirm this, we can use hygrometers to measure relative humidity at both places. To compare Kochi and Mangaluru, we would measure humidity levels regularly at both cities and compare the data.Read more
Kochi likely has higher humidity than Jaipur since it’s a coastal city. Jaipur, being inland, is drier. To confirm this, we can use hygrometers to measure relative humidity at both places. To compare Kochi and Mangaluru, we would measure humidity levels regularly at both cities and compare the data. Consistent readings over days or weeks help us determine which city has more water vapor in the air, affecting comfort, drying of clothes and sweating.
For more NCERT Solutions for Class 7 Social Science Chapter 2 Understanding the Weather Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-7/social-science/
See lessWhat do you mean by relative humidity?
Relative humidity refers to the amount of water vapor present in the air as a percentage of the maximum it could hold at that temperature. When the air is fully saturated, the relative humidity is 100%. In dry conditions, it's often 20%–40%, while in humid weather, it ranges from 60% to 80%. It affeRead more
Relative humidity refers to the amount of water vapor present in the air as a percentage of the maximum it could hold at that temperature. When the air is fully saturated, the relative humidity is 100%. In dry conditions, it’s often 20%–40%, while in humid weather, it ranges from 60% to 80%. It affects how comfortable we feel—high humidity makes us sweat more. Hygrometers are used to measure relative humidity in homes, industries and weather stations.
For more NCERT Solutions for Class 7 Social Science Chapter 2 Understanding the Weather Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-7/social-science/
See lessIf the humidity in Delhi is at 52% while in Kochi it is 84%, in which of the two places are wet clothes likely to dry faster? And where are you likely to sweat more, assuming the temperature is the same in both places?
In Delhi, where humidity is 52%, wet clothes dry faster because the air can absorb more moisture. In Kochi, with 84% humidity, evaporation is slower, so clothes remain wet longer. You’ll also sweat more in Kochi because high humidity reduces the evaporation of sweat from your skin, making you feel hRead more
In Delhi, where humidity is 52%, wet clothes dry faster because the air can absorb more moisture. In Kochi, with 84% humidity, evaporation is slower, so clothes remain wet longer. You’ll also sweat more in Kochi because high humidity reduces the evaporation of sweat from your skin, making you feel hotter and stickier. In Delhi, sweat evaporates faster, cooling the body. This difference shows how humidity affects comfort, drying time and our ability to cool down.
For more NCERT Solutions for Class 7 Social Science Chapter 2 Understanding the Weather Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-7/social-science/
See less