How much time does it take the cheetah to travel 500 meters if the average speed is 70 meters per second

Why do electron microscopes have higher resolving power than light microscopes?

Which lists the fundamental forces in order, from strongest to weakest? strong nuclear, weak nuclear, electromagnetic, gravitational strong nuclear, electromagnetic, weak nuclear, gravitational gravitational, weak nuclear, electromagnetic, strong nuclear electromagnetic, gravitational, strong nuclear, weak nuclear

True or false graphs must include scales that increase by the same amount