(Q).
Q: What is the "a" horizon commonly known as? Choices: - sediment - core - crust - topsoil A:
(A).
topsoil

(Q).
Q: What is the strength of an earthquake called? Choices: - power - waves - force - magnitude A:
(A).
magnitude

(Q).
Q: What do we call the orderly sequence of events in the life of a cell from the division of a single parent cell to produce two new daughter cells, to the subsequent division of those daughter cells? Choices: - cell death - cell replication - circadian cycle - cell cycle A:
(A).
cell cycle