University of Arkansas

AgriScience Project

Physical Science Activities

Electricity

• Understanding Ohm's Law
• What is Electricity?
• Constructing and Using an Electronic Polarity Indicator
• Constructing a Light Controlled Switching Circuit
• Measuring Voltage, Amperage and Resistance
• Determining Mechanical Work and Power for an Electric Motor
• Constructing a Silicon Controlled Rectifier (SCR) Switching Circuit
• Construct a DC Electric Motor
• Determining Total Resistance in Series and Parallel Circuits
• Constructing a Light Intensity Metering Circuit
• Measuring Electromotive Force (EMF)
• Construct a Moisture Detector
• Exploring Characteristics of Series and Parallel Circuits
• Constructing a Temperature Measuring Circuit

Work

• Calculating Horsepower Output of a Rechargeable Electric Screwdriver
• Comparing the Thermal Efficiency of Gasoline and Diesel Tractors
• Measuring Work and Power
• Measuring Rotary Horsepower
• Determining the Mechanical Advantage and Efficiency of a Hydraulic System
• Simple Machines Information Sheet
• Determining Horsepower Developed by a Fluid System
• Tailpipe Emissions
  
  
  
  
  
  

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