On and Motion Graphs: Mastery Test 3
Select the correct answer.
Which pair of sentences is describing the same velocity?
OA. A car is parked. A car is moving in circles.
OB. A bus drives 40 miles per hour north. A truck drives 50 miles per hour north.
OC. A boy walks east at 6 kilometers per hour. A girl walks west at the same speed as the boy.
OD. Valerie rides her bike south at 8 kilometers per hour. Owen jogs south at 8 kilometers per hour.
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The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

Apebble is thrown into a calm lake, ripples are formed from the center and move outward. the water particles in the lake travel in a circular pattern that moves up and down on the surface of a lake, and the energy travels a) diagonally. b) downward. c) horizontally. d) upward.

Asquare 1m x 1m plate is shown below. all four of its edges are kept at 0 co. at t=0the temperature distribution is given by: y xtsins n75)=.a) using separation of variables determine the temperature distribution t(x,y,t)along the plate at any time t.b) discretize the heat conduction equation +=22222 txtusing a second-order centered difference scheme for the two second derivatives and a first-order forward euler scheme for the first derivative. using von neumann stability analysis, determine the stability criterion for the proposed discretization scheme in terms of , hand t. solve for the maximum allowable time step tmax