Understand the science behind daily life through questions covering health, energy, environment, inventions and natural phenomena.
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Which part of the human ear helps maintain balance?
Which common process happens when iron is exposed to oxygen and moisture over time forming a reddish-brown coating?
Which microorganism is primarily responsible for fermenting milk into yogurt?
Which gas is commonly used in balloons to make them float?
Which chemical element has the highest melting point of all pure metals, used in light bulb filaments?
Which chamber of the heart receives deoxygenated blood from the body before sending it to the lungs?
Which property of water causes it to expand when it freezes making ice less dense than liquid water?
Which scientist is credited with developing the first successful smallpox vaccine?
Which property of a magnet means it will always realign itself to point in a north-south direction if freely suspended?
Which astronomical event marks the day with nearly equal hours of day and night worldwide?
Which gland in the human body is often referred to as the master gland because it controls other endocrine glands?
Which part of the human ear converts sound vibrations into electrical signals for the brain?
Which photoreceptor cells in the eye are responsible for vision in dim light and cannot distinguish colours?
Which renewable energy source harnesses sunlight directly to generate electricity?
Which vitamin is essential for proper blood clotting and is often associated with green leafy vegetables?
Which essential mineral is critical for maintaining strong bones and teeth in the human body?
Which common household chemical is produced when electricity is passed through brine in a process called chlor-alkali?
Which of the following is the chemical name for vinegar?
Which everyday device converts alternating current into direct current for charging electronic devices?
Which type of lens is used to correct hyperopia or farsightedness?