Which of the Following Cannot (At Least Now) Be Used

question 20

Multiple Choice

Which of the following cannot (at least now) be used to generate electricity directly?

• A)ocean tides
• B)ocean waves
• C)heavy rains
• D)water behind dams
• E)flowing river water

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Definitions:

Length Of Test

The duration or number of items that constitute a test, influencing factors such as assessment fatigue and comprehensiveness of evaluation.

Horizontal Axis

In a graph or chart, the x-axis running left to right and typically used to represent the independent variable or time period.

Independent Variable

The variable in an experiment that is manipulated or controlled by the researcher to observe its effect on the dependent variable.

Field Experiment

An experiment that is conducted in a natural setting rather than in a laboratory setting.