Map 3: an unconformity separating rock strata with different dips (i) indicate on the map where the plane of angular unconformity comes to the surface what are the strike and dip of the beds a to e? what are the strike and dip of the beds p and q? by extending the strike lines on your map into a strip of paper along the line xy, fill in the geology of the cross section below the map (ii) (iii) (iv) scale 300 203

This is all you, but i can give you some topics that you could try. if it rained when you want to do something outdoors, it 'limits' that human activity. maybe you want to do an experiment that goes throughout the whole year and you have to have above freezing the entire year. this 'limits' your activity. i thought of those just off of the top of my head. something that gets to me that might be getting to you is you are thinking too hard about what to do. think simply, and if it is too simple, then bump it up just a little bit.

Asmall closed hole formed in an outwash plain or moraine. forms when a  glacier retreats then remains stationary. 

Tropical climate is experienced in the nothern countries of south america