20 | How It Works Books Collection Pack-3 ((install))

As magma rises through cracks in the crust, pressure drops, and gases expand violently. This turns the magma into a froth of liquid rock and bubbles – now called lava.

Beneath your feet, a continent creeps at the same speed your fingernails grow. But when that slow dance turns violent, it reshapes the planet in hours. 20 How It Works Books Collection Pack-3

Steel beams are bolted to columns with special joints that bend like elbows instead of snapping. The building becomes a flexible box – it sways, but doesn’t break. As magma rises through cracks in the crust,