What are some ways that organelles are similar to organ system?

How does a hydroelectric power plant converts energy into energy.

What type of radiation is lead emitting in the following equation? alpha particles beta particles gamma rays

Need what is special about water as a compound? how does water regulate climate? what drives water evaporation?   why is the water vapor fresh water when it rises from the ocean? why might freshwater in the form of snow take longer to enter the water cycle again than liquid precipitation?   what is an aquifer? what role do people play in the water cycle? plz just answer as many as you can ! thx if you !