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A deposit on the earth of hail, mist, rain, sleet, or snow; also: the quantity of water deposited.
5.
Deflection from a straight path undergone by a light ray or energy wave in passing obliquely from one medium into another (e.g., from air into glass), in which its velocity changes.
6.
A material capable of transmitting energy (e.g., heat, sound, electricity).
8.
A person who is trained in and uses technological and scientific knowledge to solve practical problems.
9.
The place or environment where a plant or animal naturally or normally lives and grows.
10.
An object that can attract certain metals, such as iron and nickel. It can also attract or repel another magnet, or the mineral lodestone. All magnets have a north-seeking pole and a south-seeking pole.
Down:
2.
The complex of physical, chemical, and biotic factors (e.g., climate, soil, living things) that act upon an organism or an ecological community and ultimately determine their forms and survival.
3.
An agency or influence that, if applied to a free body, results chiefly in an acceleration of the body and sometimes in elastic deformation or other effects.
4.
To turn about an axis or a center.
7.
An individual self-sustaining unit of life or living material. Five forms of organisms are know: plants, animals, fungi, protists, and bacteria.