Can Work Be Done on a System If There Is

question 40

Multiple Choice

Can work be done on a system if there is no motion?

• A) Yes, since motion is only relative.
• B) Yes, if the sum of the external forces is zero.
• C) Yes, if an external force is acting on the system.
• D) No, since a system which is not moving has no energy.
• E) No, since work involves a non-zero displacement.

Differentiate between different types of sensory cells and their roles in sensation and perception.

Explain the role of action potentials and receptor potentials in transmitting sensory information to the central nervous system.

Identify the role and mechanism of pheromones in inter-species communication.

Describe the anatomical structure and physiological function of the vomeronasal organ in animals.

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Definitions:

System.in

A standard input stream in Java, typically used to read input from the console provided by the user.

System.err

A standard error output stream in Java, used to send error messages and diagnostic output to the console.

File Class

In programming, a representation of file handling constructs that allow for reading from and writing to files.

BufferedReader

A class in Java used to read text from an input stream efficiently by buffering characters.