Stomata

Science tip: There are tiny pores on the leaves of a plant called stomata (singular called stoma) where gaseous exchange can occur. Most water loss occurs through the stomata. This explains why when leaves are covered in oil, the water that a plant uses decreases.

Learning is for life

The PSLE is over, but we will continue to provide tips. 🙂 This is because we have students who are still taking exams in the other levels and more importantly, we believe one shouldn’t stop learning. Hope the tips are relevant and useful. 🙂

Conservation of energy

Science tip: Many questions are about the conservation of energy. Remember that energy cannot be created or destroyed, only converted into other forms of energy. Answers must also be very specific. Instead of saying “The toy car eventually came to a stop because the kinetic energy was lost to its surroundings” you have to specify[…]

For example

English tip: When you use “For example”, you already refer to a partial list. There’s no need to put “etc” at the end of the sentence if you have used “for example”; it’s redundant. For instance: Bring fruits to the party; for example, grapes and bananas. (correct) Bring fruits to the party; for example, grapes,[…]

When to use past perfect tense

English tip: When to use past perfect tense: 1. Something occurred before another action in the past/Something happened before a specific time in the past. For example: I had never known what love is until I met my beautiful wife. 2. Something started in the past and continued up until another action in the past.[…]