Ground penetrating radar
a. is very inexpensive and thus widely used in archaeological surveys.
b. is extremely slow, but widely used nonetheless.
c. is a remote sensing technique in which radar pulses directed into the ground show the presence and depth of possible buried features.
d. is simple to operate.
e. is simple to interpret the results.
Question 2
The degree of electrical resistance of soils is affected by all of the following EXCEPT
a. the degree of compaction of the soil.
b. the amount of water retained in the soil.
c. the presence of foundations or walls.
d. the aggregation of fill in pits, ditches, and middens
e. the amount of electricity sent through the soil
The Grants and natural selection of beak size among the medium ground finch.
By reflecting most visible light, snow creates a much cooler microclimate than nearby bare ground.
Wandering Albatrosses are colonial but have large widely spaced territories. Here a pair performs th
Anatomically modern humans left archaeological clues, including evidence of burials, which indicate
Barrel-vaulted gallery, ground floor of the Colosseum, Rome.
An archaeological sample contains 0.700 g of lead-206 and 2.144 g of uranium-238. Assume that ...