Science Quiz / 'R' in science

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Can you name the R's in these science questions?

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An evolutionary grade of animals, comprising today's turtles, crocodilians, snakes, lizards, and tuatara,
A measure of how strongly a substance opposes the flow of current
When the frequency of an external force matches the natural frequency of the body then the body oscillates with large amplitude.
The gaining of electrons
A wave whose height is more than twice the mean of the largest third of waves in a wave record
The most common food source on the planet
The most common viral infectant of the human common cold
Physicist widely credited with first 'splitting the atom' in 1917
A fractional value representing the ratio of the relative speeds of objects before and after a collision.
A distillation technique involving the condensation and return of vapours
Another name is equilateral quadrilateral
A kind of inflammation of the joints.
The element responsible for Curie's death.
From latin 'stiiffness of death'
A mammal which primarily digests plant based foods.
A part of a longitudinal wave in which the density of the particles of the medium is less than the normal density.
A type of surface acoustic wave that travels on solids
Organelle associated with protein synthesis
Element with atomic number 45
A disease commonly associated with dogs and bats

From the Vault

Edible Elements

by puckett86

Science 3m
You can fill a bowl up with rocks, but that doesn't make them food.
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