I. need. asap. my science teacher has set the class homework to make a concept map that classifies the three rock types and examples. i have tried to ask him what the heck this was, but he keeps on ignoring me. can you plz explain and ? ?

the main thing i would use is bricks because if there is a hurricane, there is a great possibility for the house to still stand. and i would also use plexiglass windows instead of regular windows because plexiglass isn't prone to breaking.

where in your body is there an enzyme that does function at a high or low ph? what is the name of that enzyme and its function?