Investigating the x and y components of the motion
The car will first accelerate then move with constant velocity
Uniformly accelerated motion if a ball rolling down on inclined planes with different slopes
Investigating the horizontal component of the motion
Understanding the concept of acceleration with a negative sign and deceleration
The relationship between acceleration and angles of inclination
Writing a mathematical formula for function x(t)
The conditions of resonance and resonance catastrophe
Oscillation of a toy on a spring damped by friction
Oscillation of a toy on a spring damped by air-drag
The woodpecker starts to move periodically back and forth and in the meantime it moves slowly downwards the pole
Illustrating the concept of average speed using the position-time and speed-time graphs
Representing horizontal projection as a complex motion
Investigating oblique projection in a Cartesian coordinate system with oblique axes.
Investigating oblique projection in a Cartesian coordinate system with oblique axes.
Introducing new quantities of simple harmonic oscillation through the position-time and velocity-time graphs
Introducing the mathematical formulas for position and velocity. Comparing the motion of the pendulum to the motion of an object on a spring
Showing through experiment that the period does not dependent on amplitude
Showing through experiment that the period of a pendulum is not dependent on mass
Demonstrating how period is effected by the pendulum length
Demonstrating how period is effected by the pendulum length. Learning and verifying the mathematical formula too.