Why Was Electricity the Most Important Power Source for the Second

question 45

Multiple Choice

Why was electricity the most important power source for the second industrial revolution?

• A) Britain was rich in coal, so it did not have to rely on foreign supplies to power its factories.
• B) Electrical power generation plants were pollution free.
• C) Factories could be located near concentrations of workers and production costs were lower.
• D) Some new industries, such as the iron industry, were dependent solely on electricity.

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Definitions:

Uncorrelated

Describes two variables that do not have a statistical relationship and do not affect each other.

Control Groups

Groups in experimental research that do not receive the experimental treatment, allowing for comparison to assess the effect of the treatment.

Non-experimental Studies

Research methods that do not involve the manipulation of variables, often used to observe and analyze phenomena as they naturally occur.

Meta-analysis

A statistical technique that combines the results of multiple scientific studies to arrive at a conclusion about a body of research, often used to assess the effectiveness of interventions.