You Wish to Heat a Glass of Water to Make $13 ^ { \circ } \mathrm { C } \text { to } 100 ^ { \circ } \mathrm { C }$

question 5

Essay

You wish to heat a glass of water to make a cup of tea.How much energy is needed to raise
the temperature of 500ml of tap water from $13 ^ { \circ } \mathrm { C } \text { to } 100 ^ { \circ } \mathrm { C }$ ?

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Definitions:

Percentage Change

A calculation that indicates how much something increases or decreases in value, expressed as a ratio of the initial value to the difference in value, times 100.

GDP Deflator

The GDP deflator is an economic metric that converts the current prices of all goods and services produced in an economy to constant prices, allowing for inflation adjusted comparisons.

Real GDP

The calculation of a nation's economic production taking into account adjustments for variations in prices and inflation, revealing the actual value of goods and services generated.

Percentage Change

A mathematical calculation that represents the degree of change over time as a proportion of the original value, often used to measure growth or decline.