No masks?

As there are starting to have several cases of Wuhan Coronavirus in Singapore, people were rushing to buy masks to avoid being infected. However, while reading through the Straits Times half a week ago, I saw this: Everything is normal, except — why are we not allowed to wear masks if we are not sick? […]

Geo Pre-Coursework: East Coast Park

Notes Is East Coast Park natural? East Coast Park is actually built entirely on reclaimed land at a cost of S$613 million. The newly reclaimed land is constructed by dumping sand on top of marine clay. What did people do to stop / slow down the process of erosion? At first, artificial ‘headlands’ were constructed. These headlands […]

An Interview

Now I am (writing from the point of view of) the father of a little girl called Julia. We were travelling in Ecuador but Julia got washed away by a sudden flood. These are my answers to an interview. (truth is, this is a past question of the IGCSE exam) My wife and I were […]

Electromagnetism – Physics

Oersted's experiment A current carrying conductor produces a magnetic field around it. Magnetic field patterns Process: In order to plot magnetic field lines around a straight current-carrying wire with a compass, thread a wire through a small hole in a sheet of cardboard. The wire should be perpendicular to the cardboard sheet. Connect the wire […]

Physics Homework Jan 27

Section B Magnetic materials can be attracted to magnets while non-magnetic materials cannot. a) The compass needle will be pointing away from the steel, since the current is flowing clockwise, meaning that the end the current is flowing to will be south. As a result, the opposite side, the side that the compass is at, […]

About “Shooting an Elephant”

Intro In this account, set in 1936, George Orwell is a young police officer serving in Burma, India, which was then part of the British Empire. He has been sent to deal with a troublesome elephant. Q1 Imagine you are George Orwell. Write a journal entry, describing your thoughts and feelings about the events described […]