Answer:
Compression
Explanation:
it squeezes rocks together causing rocks to fold or fracture
One environmental problem affecting the supply of fresh water is that groundwater is being pumped from aquifers
I don't know exactly which three but these could be some...
Studying local native traditions and life ways in order to become familiar with the local region
Local ecology
Observation: reading the landscape
Animals: tracking, hunting, trapping, making bow and arrows, animal food preparation
Identifying, harvesting and preparing wild edible plants
Fire making
Tool Making and flint knapping
Creating fishing equipment (hooks, lines, etc.), fishing, gutting and preparing fish for cooking
Shelter: building using local materials found at the site
The waste stream: where to excrete
Invisible structures: tribal culture and local tribal custom
Hope this helped!
Are you referring to a picture? if not, stars range in size from neutron stars, which vary anywhere from 20 to 40 km in diameter