1. Jean Baptiste Joseph Fourier 1768 – 1830 Jean Baptiste Joseph Fourier 1768 – 1830 Fourier studied the mathematical theory of heat conduction. He established the partial differential equation governing heat diffusion and solved it by using infinite series of trigonometric functions. Fourier studied the mathematical theory of heat conduction. He established the partial differential equation governing heat diffusion and solved it by using infinite series of trigonometric functions.

8. It is important to understand the relationship between velocity, acceleration and the behavior of the particle. Velocity Acceleration Behavior of Particle Positive Speeding Up PositiveNegativeSlowing Down NegativePositiveSlowing Down Negative Speeding Up ZeroPositive or NegativeStopped Positive or NegativeZeroConstant Speed

11. a) Find both the velocity and position functions. b) Find when the shell is stopped. c) How long will the shell be in the air?