When Ice Floats in Water, a Small Part of It

question 18

Multiple Choice

When ice floats in water, a small part of it extends above the surface. Interestingly enough, the volume of ice that extends above the surface is equal to the volume of the

• A)water the ice displaces.
• B)vast number of open spaces in the hexagonal ice crystals.
• C)both A and B
• D)neither A nor B

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Definitions:

Inflation Rate

measures the rate at which the general level of prices for goods and services is rising, and subsequently, purchasing power is falling.

Consumer Price Index

An indicator that assesses the typical shift through time in the expenses urban purchasers face for a predetermined array of consumer items and services.

Inflation Rate

The percentage increase in the general level of prices for goods and services over a period.

Consumer Price Index

A measure of the average shift in costs for various consumer items and services bought by urban dwellers, the Consumer Price Index reveals how these prices change over time.