Acollision between gas atoms and electrons raises the energy levels of oxygen and nitrogen in the atmosphere stratosphere ionosphere magnetosphere

Write an essay on online collaboration, how to do it, the challenges, resolving the challenges, and consider whether the risks are greater than rewards. ( need )

Which of the following statements is false? a. a class can directly inherit from class object. b. if the class you're inheriting from declares instance variables as private, the inherited class can access those instance variables directly. c. a class's instance variables are normally declared private to enforce good software engineering. d. it's often much more efficient to create a class by inheriting from a similar class than to create the class by writing every line of code the new class requires.

What multimedia system creates an immersive, real-life experience that the user can interact with?