What is a camera batery made out of? please help

Pls do you believe that the use of 3d animation has grown in feature films over the last few years? if so, do you think the trend will continue? what are the forces driving this trend?

Melissa needs to add a topic to an email that she will send to her teacher. choose the name of the field where she should type her topic.

Pp 4.1 design and implement a class called sphere that contains instance data that represents the sphere’s diameter. define the sphere constructor to accept and initialize the diameter and include getter and setter methods for the diameter. include methods that calculate and return the volume and surface area of the sphere (see pp 3.5 for the formulas). include a tostring method that returns a one-line description of the sphere. create a driver class called multisphere, whose main method instantiates and updates several sphere objects.