Science
Grade 8 · Middle School
Topics
01
Motion & Newton's Laws
Straight-line motion, force, and applications of Newton's I, II, and III Laws.
20 questions02Work & Simple Machines
Work, power, and the principles of levers, pulleys, and inclined planes.
20 questions03Pressure
Pressure in solids, liquids, and gases, Archimedes' principle, and Pascal's principle.
20 questions04Additives & Addictive Substances
Food additives and the dangers of addictive substances such as smoking, alcohol, and drugs.
20 questions05Human Digestive System
Organs, enzymes, nutrients, and digestive disorders.
20 questions06Human Respiratory System
Organs, breathing mechanism, lung volumes, and respiratory disorders.
20 questions07Circulatory System
Heart, blood vessels, blood, circulation, and transport in plants.
20 questions08Vibration, Waves & Sound
Period, frequency, wave types, and the properties of sound.
20 questions09Light & Optical Instruments
Reflection, refraction, mirrors, lenses, the eye, and vision defects.
20 questions