Science Quiz / 'P' in Natural Sciences

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

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HintAnswer
Quantum of light and all other forms of electromagnetic radiation
Antiparticle of an electron
Result obtained by raising a base to an exponent
American chemist who is the only person to have won two unshared Nobel Prizes
Unit of concentration for small values, equal to 1 mg of matter in 1 L of water
Permanently frozen layer of soil
Constellation in the northern sky, named after a winged horse in Greek mythology
Area of a circle with radius one
Unit of distance used in astronomy, equal to about 3.26 light years
Organism which hunts and eats other organisms
HintAnswer
Unit prefix in the metric system denoting multiplication by 10^15
A line of longitude, at which longitude is defined to be zero
Second largest dwarf planet originally discovered in 1930
A plant lasting through the year or for several years
Quadrilateral with opposite sides parallel
Russian physiologist known for his work in classical conditioning (and dogs)
Ability of a material to generate electricity when subjected to mechanical stress
Insect in the nonfeeding transformation stage between larva and adult
Study of life of the geologic past, involving analysis of fossils
Movements of the large sections that form the Earth's surface

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