01 Jan, 1970
Discover what Earth's atmosphere is made of, its protective layers (troposphere to exosphere), gas composition, and life-sustaining functions. Learn how human activities impact it and ways to protect this vital shield.
Discover how Earth's 23.4-degree axial tilt drives seasons, affects daylight hours, and impacts energy costs, agriculture, and mental health. Learn why it's not linked to climate change and explore historical and modern adaptations.
Discover the science behind convection currents, including definitions, real-world examples like weather patterns and ocean circulation, and applications in HVAC, electronics cooling, and cooking. Learn the difference between natural and forced convection and why it matters.