Understand the science behind daily life through questions covering health, energy, environment, inventions and natural phenomena.
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Which process allows a submarine to sink or rise by adjusting water in ballast tanks?
Which of the following is used as a moderator in nuclear reactors?
Which structure in the throat is commonly known as the voice box and is responsible for sound production?
Which process in bread making causes dough to rise releasing CO2?
Which of the following is the main gas responsible for the smell after rain?
What is the chemical formula for table salt?
Which biological process allows water to move across a cell membrane from a region of low solute concentration to high concentration?
Which everyday principle explains how blood pressure monitors measure pressure in the arteries?
Which of the following is the lightest gas?
Which everyday phenomenon explains why a metal spoon feels colder than a wooden spoon at the same room temperature?
Which natural phenomenon results from the dispersion of sunlight through water droplets in the atmosphere?
The process of cell division that produces gametes is called:
Which scientist discovered the law of gravity?
Which everyday chemical process explains why sliced apples turn brown after being exposed to air?
Which common property of water describes water molecules being attracted to each other through hydrogen bonds?
Which of the following is used as a disinfectant for drinking water?
Which common gas leak hazard in homes is often detected by its distinctive rotten egg smell added intentionally for safety?
Which scientist proposed the theory of relativity?
Which scale is commonly used to measure the intensity of hurricanes and tropical cyclones?
The disease known as 'German measles' is otherwise called: