In which level of the atmosphere can meteors be found?
a. exosphere
b. mesosphere
c. troposphere
d. stratosphere

Amountain created from tectonic activity would be considered which type of landform ? a) primary landform b) secondary landform

Look at the map above. which of the following statement is true

Which of these is a drawback of using natural gas? a. it is fairly safe for use in homes.b. it burns more cleanly than crude oil products.c. scientists have developed new ways of extracting it.d. during its extraction, groundwater can be contaminated.