Earth is located in the “habitable zone,” a region around the Sun where temperatures are just right for water to stay in liquid form. If Earth were much closer, water would boil away; farther away, it would freeze. Liquid water is essential for life—it’s needed for drinking, growing food and supportRead more
Earth is located in the “habitable zone,” a region around the Sun where temperatures are just right for water to stay in liquid form. If Earth were much closer, water would boil away; farther away, it would freeze. Liquid water is essential for life—it’s needed for drinking, growing food and supporting all living processes. This perfect distance is a key reason Earth can support such a wide variety of life, unlike other planets in our solar system.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 1 Exploring the Investigative World of Science Extra Questions & Answer:
The Earth’s atmosphere is essential for life. It supplies oxygen for animals and humans and carbon dioxide for plants. It shields us from the Sun’s harmful ultraviolet rays using the ozone layer. The atmosphere also keeps the planet warm by trapping heat—a process called the greenhouse effect. It caRead more
The Earth’s atmosphere is essential for life. It supplies oxygen for animals and humans and carbon dioxide for plants. It shields us from the Sun’s harmful ultraviolet rays using the ozone layer. The atmosphere also keeps the planet warm by trapping heat—a process called the greenhouse effect. It carries water vapor, enabling rainfall and weather systems. Without it, life couldn’t survive. The atmosphere is like a protective blanket, regulating temperature and supporting all living organisms on Earth.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 1 Exploring the Investigative World of Science Extra Questions & Answer:
Ultraviolet (UV) rays from the Sun can be harmful to humans. Overexposure may lead to skin burns, aging, eye damage and even skin cancer. Fortunately, Earth is protected by a layer of ozone in the atmosphere, which absorbs and blocks most of the Sun’s dangerous UV rays. This ozone layer acts like aRead more
Ultraviolet (UV) rays from the Sun can be harmful to humans. Overexposure may lead to skin burns, aging, eye damage and even skin cancer. Fortunately, Earth is protected by a layer of ozone in the atmosphere, which absorbs and blocks most of the Sun’s dangerous UV rays. This ozone layer acts like a sunscreen for the entire planet. Preserving it is important to ensure the continued protection of all living beings from harmful solar radiation.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 1 Exploring the Investigative World of Science Extra Questions & Answer:
Human activities like burning fossil fuels and deforestation release greenhouse gases, which trap heat and raise global temperatures. Even slight increases can shift climate patterns, affecting rain, snowfall and ocean currents. Glaciers melt, sea levels rise and extreme weather events like heatwaveRead more
Human activities like burning fossil fuels and deforestation release greenhouse gases, which trap heat and raise global temperatures. Even slight increases can shift climate patterns, affecting rain, snowfall and ocean currents. Glaciers melt, sea levels rise and extreme weather events like heatwaves and cyclones become more frequent. These disruptions damage crops, displace animals and threaten human health. Understanding this link helps us reduce harmful practices and protect the planet’s delicate climate balance for future generations.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 1 Exploring the Investigative World of Science Extra Questions & Answer:
Humans contribute to climate change through industrial pollution, excessive use of fossil fuels, deforestation and overconsumption. These actions lead to global warming, extreme weather and biodiversity loss. However, humans also have the power to solve these problems. By adopting clean energy, refoRead more
Humans contribute to climate change through industrial pollution, excessive use of fossil fuels, deforestation and overconsumption. These actions lead to global warming, extreme weather and biodiversity loss. However, humans also have the power to solve these problems. By adopting clean energy, reforesting land, conserving water and reducing plastic use, people can reduce environmental damage. Through awareness, science and responsible actions, humans can repair damage and build a sustainable future. The solution lies in informed and collective efforts.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 1 Exploring the Investigative World of Science Extra Questions & Answer:
How does the Earth’s distance from the Sun help keep water in liquid form?
Earth is located in the “habitable zone,” a region around the Sun where temperatures are just right for water to stay in liquid form. If Earth were much closer, water would boil away; farther away, it would freeze. Liquid water is essential for life—it’s needed for drinking, growing food and supportRead more
Earth is located in the “habitable zone,” a region around the Sun where temperatures are just right for water to stay in liquid form. If Earth were much closer, water would boil away; farther away, it would freeze. Liquid water is essential for life—it’s needed for drinking, growing food and supporting all living processes. This perfect distance is a key reason Earth can support such a wide variety of life, unlike other planets in our solar system.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 1 Exploring the Investigative World of Science Extra Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-8/science/
See lessWhy is Earth’s atmosphere important for human survival?
The Earth’s atmosphere is essential for life. It supplies oxygen for animals and humans and carbon dioxide for plants. It shields us from the Sun’s harmful ultraviolet rays using the ozone layer. The atmosphere also keeps the planet warm by trapping heat—a process called the greenhouse effect. It caRead more
The Earth’s atmosphere is essential for life. It supplies oxygen for animals and humans and carbon dioxide for plants. It shields us from the Sun’s harmful ultraviolet rays using the ozone layer. The atmosphere also keeps the planet warm by trapping heat—a process called the greenhouse effect. It carries water vapor, enabling rainfall and weather systems. Without it, life couldn’t survive. The atmosphere is like a protective blanket, regulating temperature and supporting all living organisms on Earth.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 1 Exploring the Investigative World of Science Extra Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-8/science/
See lessWhat are the harmful effects of ultraviolet (UV) rays and how does Earth protect us from them?
Ultraviolet (UV) rays from the Sun can be harmful to humans. Overexposure may lead to skin burns, aging, eye damage and even skin cancer. Fortunately, Earth is protected by a layer of ozone in the atmosphere, which absorbs and blocks most of the Sun’s dangerous UV rays. This ozone layer acts like aRead more
Ultraviolet (UV) rays from the Sun can be harmful to humans. Overexposure may lead to skin burns, aging, eye damage and even skin cancer. Fortunately, Earth is protected by a layer of ozone in the atmosphere, which absorbs and blocks most of the Sun’s dangerous UV rays. This ozone layer acts like a sunscreen for the entire planet. Preserving it is important to ensure the continued protection of all living beings from harmful solar radiation.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 1 Exploring the Investigative World of Science Extra Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-8/science/
See lessHow do small human-caused changes in temperature disrupt climate patterns?
Human activities like burning fossil fuels and deforestation release greenhouse gases, which trap heat and raise global temperatures. Even slight increases can shift climate patterns, affecting rain, snowfall and ocean currents. Glaciers melt, sea levels rise and extreme weather events like heatwaveRead more
Human activities like burning fossil fuels and deforestation release greenhouse gases, which trap heat and raise global temperatures. Even slight increases can shift climate patterns, affecting rain, snowfall and ocean currents. Glaciers melt, sea levels rise and extreme weather events like heatwaves and cyclones become more frequent. These disruptions damage crops, displace animals and threaten human health. Understanding this link helps us reduce harmful practices and protect the planet’s delicate climate balance for future generations.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 1 Exploring the Investigative World of Science Extra Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-8/science/
See lessWhy are humans both the cause of and the solution to climate-related problems?
Humans contribute to climate change through industrial pollution, excessive use of fossil fuels, deforestation and overconsumption. These actions lead to global warming, extreme weather and biodiversity loss. However, humans also have the power to solve these problems. By adopting clean energy, refoRead more
Humans contribute to climate change through industrial pollution, excessive use of fossil fuels, deforestation and overconsumption. These actions lead to global warming, extreme weather and biodiversity loss. However, humans also have the power to solve these problems. By adopting clean energy, reforesting land, conserving water and reducing plastic use, people can reduce environmental damage. Through awareness, science and responsible actions, humans can repair damage and build a sustainable future. The solution lies in informed and collective efforts.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 1 Exploring the Investigative World of Science Extra Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-8/science/
See less