Check Match each type of fossil to its description
petrified fossil
X
hollow form
mold
solid copy
carbon film
living thing turned to rock
cast
X
record of an organism's activity
trace fossil
detail left after an organism decays

What is one disadvantage of desalination? a - the process kills fish. b - the process uses fuel that is expensive. c - the process makes water that is unsafe to drink. d - the process is too difficult to carry out in big cities. quick taking a !

During a hot day, warm and moist air rises and cools in the atmosphere. which even would occur next on such a day? a. condensed droplets would gather to become water vapor. b. water vapor would condense into tiny droplets. c. water droplets would evaporate to form rain and snow.

Which two factors contributed to creating a global culture? the creation of the united nations improvement in telecommunications health issues such as the ebola virus increased opportunities for global travel