How are scientific theories and laws developed? A. By using evidence from many investigations
B. By consulting the opinions of famous scientists
C. By including traditional and religious explanations
D. By throwing out unexpected evidence

Which element provides strength to the exoskeleton of clams and oysters

Why are fossils not found in igneous rocks? igneous rocks are made from cooling of lava or magma. igneous rocks are found too deep underground. igneous rocks are too dark in color to contain fossils. igneous rocks are too dense to contain fossils.

45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.