When the Adhesive Forces Between a Liquid and the Walls

question 17

Multiple Choice

When the adhesive forces between a liquid and the walls of a capillary tube are greater than the cohesive forces within the liquid

• A)the liquid level in a capillary tube will rise above the surrounding liquid and the surface in the capillary tube will have a convex meniscus.
• B)the liquid level in a capillary tube will rise above the surrounding liquid and the surface in the capillary tube will have a concave meniscus.
• C)the liquid level in a capillary tube will drop below the surrounding liquid and the surface in the capillary tube will have a convex meniscus.
• D)the liquid level in a capillary tube will drop below the surrounding liquid and the surface in the capillary tube will have a concave meniscus.
• E)None of these choices are correct.

Understand the basic principles of supply and demand.

Recognize the factors that cause shifts in demand and supply curves.

Distinguish between normal goods, inferior goods, and substitutes.

Identify the impact of price changes on quantity demanded and supplied.

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Definitions:

Consumer Price Index

An indicator that measures the average change over time in the prices paid by consumers for a basket of goods and services.

Base Year

A specific year against which economic growth or other economic indicators are measured, serving as a comparison for subsequent years' data.

Unemployed

Individuals who are actively seeking employment but are unable to find work.

Construction Worker

An individual who works in the construction industry, engaging in physical labor to build, maintain, or repair buildings, roads, and other structures.