Which of these statements is not true?
a) great britain did not export any iron .
b) the production of iron in the middle ages was primarily an occupation in the cities .
c) during the middle ages more people were employed in the production of iron than in farming.
d) all of these

Which factor most strongly influences a biome's climate? a- the culture of the people living in the area. b-the diet of the people living in the area. c-the areas plant life. d-the areas geography.

The valve seat performs two functions: it provides a seal for the valve in the combustion chamber, and it provides a cool surface to carry heat away from the valve. most valves use a seating angle.

Which of the following practices is not recommended during a time of water scarcity? a. increasing wastewater recycling b. prohibiting the consumption of bottled water c. raising fines for violating outdoor water restrictions d. improving monitoring and management of local aquifers e. utilizing media to promote awareness of best practices in water management