Do you think there is a water table beneath the sea? Beneath lakes?
What will be an ideal response?
Sediments on the ocean floor are saturated with water. Beneath lakes, it is possible to have an unsaturated zone, and a saturated zone below that.
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What can you conclude about the climate in the Neoproterozoic? What will be an ideal response?
Which of the following is a sedimentary rock formed by the cementation of angular gravel-sized grains?
a) Conglomerate b) Breccia c) Sandstone d) Arkose e) Cataclasite
According to the United Nations, to reduce pollution and fossil fuel dependency will require
A) wholesale conversion to solar energy. B) revitalization of decommissioned high dams. C) use of carbon capture and storage mechanisms. D) fracking. E) reinstating the R&D from the 1970s on hydrogen cars.
The tidal current in a narrow tidal channel is likely to ________.
A. change direction as the tides change B. be unidirectional at all times C. have a distinct rotary component D. be nonrotary E. change direction as the tides change and be nonrotary