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Traffic Light Control Systems Quiz

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Questions and Answers

What was the first automated system for controlling traffic signals?

Developed in the UK in 1954

Developed by Leonard Casciato and Josef Kates (correct)

Developed by a team of international inventors

Developed in Australia and New Zealand

What is the equivalent of a 'phase' in Australia and New Zealand traffic terminology?

Stage (correct)

Movement

Filter phase

Signal group

What does a green phase indicate at a traffic signal?

Gives all traffic from a particular approach the right of way (correct)

Permits any path through the junction

Allows non-conflicting traffic to make particular turns

Indicates a filter phase

What is a 'signal group' in UK and USA traffic terminology similar to?

Phase Signup and view all the answers

What is the purpose of a filter phase in the UK?

Allows non-conflicting traffic to make particular turns Signup and view all the answers

What is a unifying theme in biology that explains the unity and diversity of life?

Evolution Signup and view all the answers

What is the fundamental unit that all organisms are made up of?

Cells Signup and view all the answers

What is the primary function of genes in organisms?

Process hereditary information Signup and view all the answers

What is the scientific method used by biologists to study the world around them?

Make observations, pose questions, generate hypotheses, perform experiments, and form conclusions Signup and view all the answers

What is the approximate age of life on Earth according to the text?

More than 3.7 billion years Signup and view all the answers