Mobile Lessons

Mobile lessons developed by WeLCom teachers for students to use on ipods. Currently for basic Maths and Science topics. (welcom.net.nz)

Last refreshed: August 17th, 2025 at 1:34 AM ⓘ

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Episodes

Power

P=W/t

Jun 06, 2012•5 min

Mechanical Energy - Freefall

Conservation of mechanical energy during freefall.

May 29, 2012•3 hr 13 min

Skater - Mechanical Energy

Conservation of mechanical energy using skater on ramp.

May 28, 2012•3 min

Kinetic Energy

Ek=0.5mv2

May 27, 2012•3 min

Gravitational Potential Energy

Ep=mgh

May 27, 2012•5 min

Work

W = Fd

May 26, 2012•9 min

Pressure

Pressure, force and area.

May 13, 2012•11 min

Force and Acceleration

Introduction to F = ma

Apr 22, 2012•7 min

Speed-Time Graphs

Shape and calculations of speed-time graphs

Apr 19, 2012•9 min

Distance-Time Graphs

The shape of distance-time graphs.

Mar 22, 2012•5 min

Acceleration Introduction

Calculating acceleration using change in speed over time.

Mar 20, 2012•3 min

Speed Equation Revisited

A look at the fuller version of the speed equation.

Mar 01, 2012•3 min

Speed, Distance & Time

Very basic intro to speed equation.

Feb 28, 2012•4 min

Integer Multiply

What happens to the signs when you multiply or divide?

Jun 01, 2011•2 min

The Theorem of Pythagoras

A visual proof and the equation.

May 31, 2011•4 min

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