Tag: Newton’s First Law of Motion

So why isn’t our atmosphere sucked into space

Sulfur Cycle

When you think about it, Earth is a closed system.┬áThe water you’re drinking is part of the same water cycle as the water the dinosaur’s drank. The ground you’re walking on has been there for millennia. As rocks are worn away by weathering and soil erodes, the resulting materials make their way into the cycle […]