関連する実験動画

Updated: Jul 12, 2026

Measuring Phosphorus Release in Laboratory Microcosms for Water Quality Assessment
06:42

Measuring Phosphorus Release in Laboratory Microcosms for Water Quality Assessment

Published on: July 22, 2019

スポカーン洪水の論争と火星からの流出のチャンネル

V R Baker

    Science (New York, N.Y.)
    |December 22, 1978
    PubMed
    まとめ

    J・ハーレン・ブレッツは,チャネリング・スカブランドが,大災害のスポカーン洪水によって形成されたと提唱した. 当初拒否された彼の論争の的だった仮説は,現在科学的に検証され,火星の洪水経路と関連しています.

    さらに関連する動画

    Visualizing Hyporheic Flow Through Bedforms Using Dye Experiments and Simulation09:49

    Visualizing Hyporheic Flow Through Bedforms Using Dye Experiments and Simulation

    Published on: November 18, 2015

    関連する概念動画

    Responses to Drought and Flooding02:41

    Responses to Drought and Flooding

    Water plays a significant role in the life cycle of plants. However, insufficient or excess of water can be detrimental and pose a serious threat to plants.
    Design Example: Analyzing Capacity Contours for Flood Risk Assessment01:17

    Design Example: Analyzing Capacity Contours for Flood Risk Assessment

    Flood risk assessment involves careful planning and analysis to ensure the safety of communities near water retention structures. Capacity contours are a vital tool in this process, as they illustrate the potential spread of water at specific levels in a given area. In the context of building a bund across a small valley, these contours play a critical role in evaluating the safety of nearby residential areas.In this example, the bund is intended to store stormwater in the valley. The engineers...
    Rapidly Varying Flow01:24

    Rapidly Varying Flow

    Rapidly varying flow (RVF) in open channels is characterized by abrupt changes in flow depth over a short distance, with the rate of depth change relative to distance often approaching unity. These flows are inherently complex due to their transient and multi-dimensional nature, making exact analysis difficult. However, approximate solutions using simplified models provide valuable insights into their behavior.Key Features of Rapidly Varying FlowRVF is commonly observed in scenarios involving...
    Underflow Gates01:30

    Underflow Gates

    Underflow gates are vital for controlling water flow in irrigation canals. The three main types of underflow gates — vertical, radial, and drum gates — serve different purposes while ensuring effective flow management. Vertical gates move up and down, generating a free-flowing water jet; radial gates pivot to regulate the flow; and drum gates rotate for precise adjustments. The flow through these gates is influenced by downstream conditions, resulting in free or drowned outflow.Free and Drowned...
    Conservation of Mass in Moving, Nondeforming Control Volume01:14

    Conservation of Mass in Moving, Nondeforming Control Volume

    Stormwater detention basins are essential in managing runoff during heavy rainfall, particularly in urban areas where impervious surfaces increase the risk of flooding. Understanding the conservation of mass in these systems allows engineers to optimize basin performance, balancing inflow, outflow, and water storage.
    In the context of a detention basin, the conservation of mass states that the total mass of water entering the basin must equal the mass leaving the basin plus any accumulation of...
    Design Example: Creating a Hydraulic Model of a Dam Spillway01:21

    Design Example: Creating a Hydraulic Model of a Dam Spillway

    Scaled hydraulic models of dam spillways provide a practical way to replicate and study the intricate flow dynamics of these structures. Often built to a 1:15 ratio, these models allow for observing critical water behavior, such as velocity distribution, flow patterns, and energy dissipation.