What is the most common igneous rock found on the lunar maria?
A) Anorthosite
B) Regolith
C) Basalt
D) Pumice
Answer: C
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Why might the following nuclear reaction not be very good for energy production in a fission reactor? U ? Ba + Kr + 1 neutron
A) The material only produces one neutron so the chain reaction will not be very efficient. B) The products are too large. C) There are too many products produced. D) The mass of the byproducts is too high and therefore the energy released will not be high enough. E) Interatomic attraction between the products will impede the efficient separation of the atoms from the unstable nuclei.
Extratropical cyclones move eastward because they are rooted in the westerly winds Indicate whether the statement is true or false
During storm events, the resulting storm tide is often unusually high; over wash of dunes and rapid shoreline retreat are possible.
Answer the following statement true (T) or false (F)
Convection currents
A. are the main cause of evaporation of water. B. move energy within the atmosphere. C. are particularly strong ocean currents having substantial effects on coastal weather.