Science

Form 3 · 10 topics available

How living things detect and respond to stimuli, including reflexes and plant tropisms — with an interactive exercise.

How cells release energy from glucose through aerobic and anaerobic respiration — with an interactive exercise.

Transport in humans (blood and the heart) and in plants (xylem and phloem) — with an interactive exercise.

The reactivity series and how more reactive metals displace less reactive ones — with an interactive exercise.

Exothermic and endothermic reactions and the heat changes involved — with an interactive exercise.

Ohm's Law, electromagnetic induction, generators and motors — with an interactive exercise.

Energy conversion, and calculating power as energy over time — with an interactive exercise.

Radiation from unstable atoms, its types, uses and dangers, and half-life — with an interactive exercise.

Conditions in space caused by the Sun's activity, and their effects on Earth — with an interactive exercise.

How rockets, satellites and telescopes explore space, and the benefits it brings — with an interactive exercise.

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