Hey, can someone solve this for me? tysm​

Why is alchemy not considered to be a science ?

What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?

While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.