Understand the science behind daily life through questions covering health, energy, environment, inventions and natural phenomena.
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Which common property of water is described as the tendency of water molecules to stick to other surfaces?
Which everyday device measures body temperature by detecting the infrared radiation emitted from the ear canal or forehead?
Which renewable energy source harnesses heat stored inside the Earth to generate electricity?
Which everyday observation shows that white light is composed of multiple colours?
Which type of teeth erupt last in humans typically between ages 17 and 25 and are commonly called wisdom teeth?
Which everyday observation shows that pressure in a gas increases as temperature increases at constant volume?
Which common everyday substance is used to test for the presence of glucose in food and turns brick-red when heated?
Which everyday substance when mixed with water forms a solution that conducts electricity?
Which everyday process involves the removal of dissolved impurities from water by passing it through a bed of sand and gravel?
Which common household acid is found in vinegar and gives it its sour taste and smell?
Which process in plants involves losing water vapour through stomata helping in cooling and nutrient transport?
Which part of the plant transports water and minerals from roots to leaves and food from leaves downward?
Which everyday item uses a bimetallic strip that bends when heated to control temperature in older thermostats?
Which everyday phenomenon explains why a ship made of steel can float despite steel being denser than water?
Which type of wave requires a material medium to travel and cannot propagate through vacuum?
Which everyday phenomenon demonstrates that objects at higher temperature emit more thermal radiation?
Which type of chemical bond involves the transfer of electrons from one atom to another?
Which type of chemical bond involves the sharing of electrons between atoms?
Which everyday phenomenon explains how a guitar produces different musical notes when different strings are plucked?
Which part of the human body regulates temperature through sweating and blood vessel dilation?