Examlex
Which of the following gases is not a significant ingredient of the jovian planet atmospheres?
Dodecahedron
A polyhedron with twelve flat faces, each face being a pentagon.
Cubic
A common arrangement of atoms in a mineral or the tendency for a mineral to break along three perpendicular planes.
Perpendicular Directions
directions at right angles (90 degrees) to each other.
Nonperpendicular Directions
Directions or orientations that are not at a right angle (90 degrees) to a baseline or reference point.
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