Escape Velocity
Using the GeoGebra app above, I intend to demonstrate the relationship between total energy, kinetic energy and gravitational potential energy in a rocket trying to escape a...
08 Gravitational Fields
How to Understand the Image of the Black Hole
Here's a good explanation by Veritasium on why the image of the black hole looks the way it does.
Geogebra Apps for Gravitation
GeoGebra link: https://www.geogebra.org/m/hzfyjejx GeoGebra link: https://www.geogebra.org/m/jmqytcsc
Simulation for Gravitational Field Strength and Potential
This simulation allows students to observe the variation of gravitational field strength and potential between two masses. Field strength is shown as vectors whereas potential is...
Getting Tides Right
I was reading up on tides this morning as I have to relieve a colleague's IP2 class on forces, when I stumbled upon this video. It explains tides in a way that differs from most...
Using Socrative for Pop Quizzes
Since almost every student owns a smartphone in SIngapore now, it has become possible for us to gather instant feedback or conduct an on-the-spot formative assessment to identify...