Science Quiz / 'Q' in Natural Sciences

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Answers to these Natural Sciences questions start with a 'Q'

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HintAnswer
One of the hollow sharp spines of a porcupine or hedgehog
Rapid cooling of a workpiece to obtain certain material properties
Period of geologic time lasting from 1.6m years ago to the present
Annual herb native to the Andean highlands cultivated for its starchy seeds
Key ingredient in the process of making cement, produced by burning limestone
First effective Western treatment for malaria and a flavour in tonic water
Saturated silt or clay which may lose its supporting capacity and liquefy
Branch of physics which deals with physical phenomena at nanoscopic scales
Elementary particle and a fundamental constituent of matter
Second most abundant mineral in the Earth's crust, present in many rocks
HintAnswer
The number resulting from the division of one number by another
An animal having four feet
Hypothetical form of energy proposed to explain the expansion of the universe
Planetoid, whose discovery in 2002 eventually led to the demoting of Pluto
Adult, reproducing female ant in an ant colony
A set of five
Quasi-stellar radio source
Notation at the end of a mathematical proof indicating its completion
Construction of a square of equal area to a circle by straightedge and compass only
Occurring once every four years

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