Question

what is physics?
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or
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what is depression? ​

Answer 1

Answer:

the branch of science concerned with the nature and properties of matter and energy. The subject matter of physics includes mechanics, heat, light and other radiation, sound, electricity, magnetism, and the structure of atoms.

the physical properties and phenomena of something.

plural noun: physics

"the physics of plasmas"

A mental health disorder characterised by persistently depressed mood or loss of interest in activities, causing significant impairment in daily life.

Possible causes include a combination of biological, psychological and social sources of distress. Increasingly, research suggests that these factors may cause changes in brain function, including altered activity of certain neural circuits in the brain.

Step-by-step explanation:

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Answer 2

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Physics -

Physics is the natural science that studies matter, its motion and behavior through space and time, and the related entities of energy and force. Physics is one of the most fundamental scientific disciplines, and its main goal is to understand how the universe behaves.

Depression-

A mental health disorder characterised by persistently depressed mood or loss of interest in activities, causing significant impairment in daily life.