So it's astronomy not physics but i needed to pick a subject and it didn't have this option. please help me with these questions i was sick and missed him explaining how to do it.

What’s #16 asking and how do i solve it?

Which of these statements best explains how the hydrosphere interacts with the atmosphere to affect global climate? mountains block rain clouds and cause changes in global rainfall and evaporation. humans burn fossil fuels to produce greenhouse gases which cause global warming. humans cut down trees which affects the amount of oxygen in different parts of the globe. greenhouse gases, like carbon dioxide, dissolve in oceans and prevent global warming.

Use 4 to 5 complete sentences, explain the concepts of beats and how beats are produces.