Space Plastics
Plastic bags take about 450 years to decompose! That is a long time to wait while they take up space in a landfill, which is why many stores no longer …
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All Day
SciGirls
Parachute Parade Skydivers rely on parachutes to slow them down as they fall from frightening heights. Parachutes catch air and create drag, a force that works against gravity. Parachutes are …