- Mexico has tried to control land pollution caused by _____ by instituting basic policies that would minimize a person's (and the land's) exposure to such contaminants.
- One _____ is the time it takes the moon to rotate once on its axis.
- As a result of mining in Mexico, all sorts of toxic chemicals and toxic natural substances like lead, arsenic, chromium and many others have infiltrated the surrounding _____.
- _____ is the introduction of contaminants that have harmful effects on nature and human health into the environment.
- _____ can occur as a result of industry or as a result of municipal discharge.
- Many refer to the Heavenly Masters as the _____ due to the donations of rice required from its members.
- Cleavage results in formation of _____ of material.
- _____ is the shape and texture of the surface formed when a mineral is broken or fractured.
- _____-tipped drill bits are used in oil drilling to cut through rock.
- Fracture differs from cleavage in that cleavage results in the formation of smooth flat sheets all the time.
- _____ is the resistance of a mineral to scratching.
- _____ is a relative ranking of the hardness of ten different minerals, with _____ being the softest and _____ being the hardest.
- Mohs Scale is very useful in determining the ______ hardness of other substances.
- Chang Li and Chan Lu worked to develop a system of _____ for those who broke their doctrines as a way to bring them back to Taoism.
- Quartz exhibits conchoidal fracture, as it breaks into pieces with curved and smooth surfaces.
- Believing that benevolence and kindness led to harmony, part of the mission of the Heavenly Masters was to supply ______ and _____ for the needy of their day.
- Tenacity can be characterized as (1)_____, (2)______, (3)______, and (4)______.
- Limonite exhibits an _____ fracture, as pieces resemble that of broken dirt clods.
- Most minerals, such as pyrite and magnetite, exhibit _____ fracture, as they break into pieces with rough surfaces and random edges.
- ______ is the tendency of a mineral to cleave or break along flat planes of weak bonding.