A Decline in the Availability of Tungsten Will Slow Production

question 3

True/False

A decline in the availability of tungsten will slow production of light filaments,which will in turn reduce the demand for light bulbs.This is an example of fluctuating demand.

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Definitions:

Papillary Ducts

Channels in the kidneys through which urine flows from the collecting ducts to the renal pelvis.

Renal Pelvis

The central part of the kidney where urine collects before moving into the ureter.

Minor Calyces

Small funnel-shaped structures in the kidney that collect urine from the nephrons and pass it to the major calyces.

Renal Pyramids

Cone-shaped tissues in the kidneys that produce and channel urine towards the ureters.