The amount of solar radiation reaching the Earth's surface is dependent on:
a. intensity of radiation.
b. duration of radiation.
c. both of these
d. none of these
C
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What effect does temperature and pressure have on the speed of sound when entering seawater?
A) The speed of sound increases as temperature and pressure decreases. B) The speed of sound increases with temperature increases, but decreases with pressure. C) The speed of sound decreases as temperature and pressure decrease. D) The speed of sound is impacted by pressure but not temperature.
There are no bacteria that are capable of photosynthesis.
Answer the following statement true (T) or false (F)
Which of the following is correct about oceanic and continental crust?
A) Oceanic and continental crust represent the majority of Earth's overall diameter. B) On average, oceanic crust is not as thick as continental crust. C) Crust is thickest in continental interiors. D) The average thickness of oceanic crust is 70 km. E) The Moho is the region separating oceanic and continental crust.
The process by which several researchers review another researcher's manuscript prior to publication to ensure research quality is referred to as ________
A) quality control B) critical analysis C) investigative inquiry D) overkill E) peer review