Humans and Energy: Crash Course World History 207

The video explores the history of human energy use, starting with muscle power and fire, moving through industrialization with coal and steam engines, and into modern times with oil and electricity. It discusses the environmental impact of energy consumption and the challenges of finding sustainable energy solutions. The video also covers nuclear power and the need for renewable energy sources, highlighting the unsustainable nature of current energy practices.

What was the primary source of energy for humans for most of history?

• Electricity

• Fossil Fuels

• Muscle Power

• Nuclear Power

Which energy technology allowed humans to cook and improve tools?

• Nuclear Energy

• Wind Power

• Fire

• Solar Panels

What was the first machine to provide large amounts of power not derived from muscle, water, or wind?

• Nuclear Reactor

• Steam Engine

• Electric Generator

• Internal Combustion Engine

Which fuel was revolutionary for powering the internal combustion engine?

• Oil

• Wood

• Natural Gas

• Coal

What percentage of the world's energy supply has nuclear power never exceeded?

• 20%

• 10%

• 15%

• 5%

What is a major concern associated with nuclear power?

• Easy disposal of waste

• High cost

• Abundant supply

• Low efficiency

What is one of the biggest challenges facing humanity regarding energy use?

• Developing more nuclear plants

• Increasing coal usage

• Reducing energy consumption

• Finding more fossil fuels