Water Comes Down the Spillway of a Dam from an Initial

question 49

Multiple Choice

Water comes down the spillway of a dam from an initial vertical height of 165 m.What is the highest possible speed of the water at the end of the spillway?

• A) 6 m/s
• B) 18 m/s
• C) 57 m/s
• D) 1 617 m/s
• E) ​3 234 m/s

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Definitions:

Pollen Grain

The immature male gametophyte of seed plants (gymnosperms and angiosperms) that produces sperm capable of fertilization.

Microsporocytes

Cells in plants that undergo meiosis to produce microspores, which eventually develop into male gametophytes or pollen grains.

Strobili

Strobili are reproductive structures in plants, especially conifers and ferns, that resemble cones or simple spikes and are composed of scales or bracts.

Male and Female Reproductive Parts

These refer to the organs and structures in animals and plants responsible for reproduction, with male parts typically producing sperm and female parts producing eggs.