Color: Can be Red/Brown or Glittery Gray
Luster: sub metallic
Other: distictive streak
Physical/chemical/biological processes that convert large rock particles to smaller rock particles
What is meant by the phrase “natural building”, and what are some of the types of materials used?
-Water plants with gray water from bathing, clothes washing, and bathroom sinks.
-Catch rainwater from roofs and paved areas for domestic use.
-Landscape with drought tolerant, indigenous plants.
For a home at 40°N what are the respective noon sun angles for March 21, June
21, September 21, and December 21?
March 21: 50° at noon
June 21: 73° at noon
September 21: 50° at noon
December 21: 27° at noon