Understand the science behind daily life through questions covering health, energy, environment, inventions and natural phenomena.
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Which part of the plant is responsible for anchoring it in soil and absorbing water and minerals?
Which everyday item uses a bimetallic strip that bends when heated to control temperature in older thermostats?
Which part of the water cycle involves water falling from clouds back to the Earth's surface as rain snow or hail?
Which part of the water cycle involves water vapour cooling and turning back into liquid water droplets to form clouds?
Which process in the water cycle involves the sun's energy turning liquid water into water vapour?
Which device is used in submarines to see objects above the water surface without surfacing?
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 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?
Which household disinfectant chemical is commonly used to purify drinking water in small quantities?
Which phenomenon is responsible for the formation of a shadow?
What is the approximate speed of light in a vacuum?
Which everyday device changes alternating current from power lines to the lower voltages suitable for homes?
Which unit measures the loudness or intensity of sound?
Which unit measures the frequency of sound waves typically expressed as cycles per second?
Which human body system is primarily responsible for fighting infections and diseases?
Which common kitchen equipment uses microwave radiation to heat food by exciting water molecules?
Which planet in the solar system rotates on its side with an axial tilt of about 98 degrees?