Physics Fundamentals Quiz
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Questions and Answers

What is physics?

Physics is the natural science of matter, involving the study of matter, its fundamental constituents, its motion and behavior through space and time, and the related entities of energy and force.

What is the main goal of physics?

The main goal of physics is to understand how the universe behaves.

Who is a specialist in the field of physics called?

A scientist who specializes in the field of physics is called a physicist.

When did the natural sciences emerge as unique research endeavors in their own right?

<p>During the Scientific Revolution in the 17th century, the natural sciences emerged as unique research endeavors in their own right.</p> Signup and view all the answers

What are some interdisciplinary areas that physics intersects with?

<p>Physics intersects with many interdisciplinary areas of research, such as biophysics and quantum chemistry.</p> Signup and view all the answers

What is a magnetic field?

<p>A vector field that describes the magnetic influence on moving electric charges, electric currents, and magnetic materials.</p> Signup and view all the answers

How does a moving charge in a magnetic field experience a force?

<p>Perpendicular to its own velocity and to the magnetic field.</p> Signup and view all the answers

What materials does a permanent magnet's magnetic field pull on?

<p>Ferromagnetic materials such as iron, and attracts or repels other magnets.</p> Signup and view all the answers

What are the three other magnetic effects exerted by a nonuniform magnetic field on 'nonmagnetic' materials?

<p>Paramagnetism, diamagnetism, and antiferromagnetism.</p> Signup and view all the answers

How is the strength and direction of a magnetic field described mathematically?

<p>By a function assigning a vector to each point of space, called a vector field.</p> Signup and view all the answers

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