Time that has passed since the origin of earth is known as
a. time
b. relative age
c. geologic time
d. absolute time
user:
which of the following is part of a rock formation that consists more or less of the same type of rock material?
a. bed
b. fossil
c. event
d. stratum

Why are fossils of organism's from the phanerozoic eon much more likely to be found than fossils of organisms from any other eon? a. more organisms present during the phanerozoic eon had soft body parts. b. organisms present during the phanerozoic eon were all microscopic. c. more organisms present during the phanerozoic eon had hard body parts. d. organisms present during the phanerozoic eon are the most ancient life forms.

Geologists know that potassium-40 decays to argon-40, with a half-life of 1.3 billion years. if an analysis of a feldspar crystal in a sample of granite shows that 75 percent of the potassium-40 atoms have decayed to form argon-40, what is the age of the granite

Do larger countries receive more money in remittances than smaller countries