Science Quiz / 'U' in Natural Sciences

Random Science or Biology Quiz

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

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Score 0/20 Timer 08:00
Dense silvery-white radioactive metal used as a fuel in nuclear reactors
A game in which a certain player can always win when he plays properly
Uncontrolled spread of urban development into neighboring regions
Constellation containing the Big Dipper
Sore on the skin or a mucous membrane, accompanied by disintegration of tissue
A value that is greater than or equal to all other values in the set
Radiation with a wavelength shorter than visible light but longer than X-rays
A circle with a radius of 1
Process in which deep, cold water rises toward the surface
Principle that more accuracy for momentum of a particle means less accuracy for position
Solution in which more solute can be dissolved at a given temperature
Area of total darkness in the shadow cast by the Moon or other body during an eclipse
Combination of all the elements of two or more sets into one set
Sound pressure wave with frequency above the upper limit of the human hearing range
Structure that connects the placenta and the embryo in placental mammals
A variable whose value is to be discovered by solving an equation
All of spacetime and everything that exists therein regarded as a whole
Main nitrogenous breakdown product of protein metabolism, excreted in urine
Population shift from rural to urban areas
Mountain range in western Russia forming the boundary between Europe and Asia

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