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Electric Circuits

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Questions and Answers

Which of the following is an example of a closed circuit?

Equilibrium of a body

Gas exchange in lungs

Blood circulation (correct)

Sound waves

What is the function of valves in blood circulation?

To produce electromagnetic waves

To regulate the flow of blood (correct)

To calculate the volume of a solid using immersion

To measure the distance between two points

Which device can measure the resistance in an electric circuit?

Gas exchange meter

Dry cell lamp

Ohmmeter (correct)

Blood color meter

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Description

Test your knowledge of electric circuits, biology, and physics with this quiz! From electron flows and resistors to blood circulation and heart disease, this quiz covers a wide range of topics. You'll also encounter questions on velocity, distance, voltage, and electromagnetic and sound waves. Whether you're a grade 9 student or a seasoned expert, this quiz is sure to challenge your understanding of these fundamental concepts.