Traffic Flow

What is the primary scientific principle that governs traffic flow in urban areas?

• Newton's Laws of Motion

• Bernoulli's Principle

• Ohm's Law

• Archimedes' Principle

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Which of the following is a common method used to study traffic flow scientifically?

• Traffic simulation models

• Random sampling

• Genetic algorithms

• Quantum computing

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In traffic flow theory, what does the term 'density' refer to?

• The number of vehicles per unit length of road

• The speed of vehicles

• The weight of vehicles

• The fuel efficiency of vehicles

What is the fundamental diagram of traffic flow?

• A graph showing the relationship between traffic flow, speed, and density

• A map of traffic signals

• A chart of vehicle emissions

• A diagram of road networks

Which scientific concept is used to optimize traffic light timings?

• Queuing theory

• Thermodynamics

• Electromagnetism

• Photosynthesis

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What is the role of sensors in modern traffic management systems?

• To detect vehicle presence and collect data

• To control vehicle speed

• To change vehicle direction

• To measure vehicle weight

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How does the concept of 'flow rate' apply to traffic science?

• It measures the number of vehicles passing a point per unit time

• It measures the average speed of vehicles

• It measures the fuel consumption of vehicles

• It measures the noise level of traffic

What scientific method is used to predict future traffic patterns?

• Statistical analysis and modeling

• Chemical analysis

• Astronomical observations

• Biological experiments

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NGSS.MS-ETS1-4

Which of the following is a real-world application of traffic flow science?

• Designing efficient public transportation systems

• Developing new fuel types

• Creating new vehicle designs

• Studying animal migration

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What is the impact of 'bottleneck' on traffic flow?

• It reduces the flow rate and increases congestion

• It increases the speed of vehicles

• It decreases vehicle emissions

• It improves road safety

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NGSS.MS-PS2-2