"Wherever you are, the climate crisis is affecting everyone, everywhere."-Xiye Bastia Patrick, youth climate activist It's true. We are in a race to save the planet from ranging wildfires, heat waves, drought, floods, hurricanes, and more . . . which are hitting communities all over the world. Our planet is heating up because of carbon emissions caused by greenhouse gases. But there's stiā¦
Presents simple activities and experiments that demonstrate buoyancy by observing why some things sink and others float in water.
Helicopters have spinning wings on top called rotors. The biggest helicopters can lift over 80.000 pounds on one flight.
Explore about muscular system'