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Everything you need to learn Biology and Science

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2 CELL THE BUILDING BLOCK OF LIFE Life was originated in water. This may have occurred in small water pools rather than in oceans. E.g., Hot springs. The hot springs of Puga Valley (Ladakh, India) have near-boiling temperatures even in cold climate. This is similar to early Earth, about 3.5 billion years ago. The unicellular, heat-loving bacteria that live i...

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1 EXPLORATION: ENTERING THE WORLD OF SECONDARY SCIENCE

Science is not just about what we know, but how we know it. It includes:

Turning observations into measurements. Using symbols and equations to show patterns. Building models to represent complex systems. Checking, revising, or discarding ideas. Scientific Models These are simplifi...

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