DELTOID
The Toblerone box is like a triangular prism; any ordinary box is like a rectangular prism.
Yellow (and black letters or symbols) for "ordinary hazards"; Orange for hazards created by temporary construction; or Pink for hazards caused by emergencies in the roadway ahead. Under the U.S. Manual of Uniform Traffic Control Devices.
it is shaped like a whale
The world is shaped like a sphere.
A structure shaped like an inverted U.
DELTOID
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By no means all are. Some are spherical, some are hemispherical, and some shaped like an inverted teardrop.
an inverted kiteIf it is a quadrilateral then an arrowhead. Otherwise simply call it arrow-shaped.
No; it is square-shaped, like any ordinary building.
The inverted U hypothesis was proposed by psychologists Robert Yerkes and John Dodson in 1908. They suggested that performance increases with arousal up to a certain point, beyond which performance declines. This relationship between arousal and performance is often depicted as an inverted U-shaped curve.
There are no ordinary household objects shaped like a decagon. Some glasses or vases may be decagonal in shape.
Unsure, but there are certainly many bone-shaped objects that do not seem to be just ordinary rocks.
Its usually called a conventional weeder.
J. S Volosin has written: 'Installation and stability of inverted pyramid-shaped plugs for closing abandoned mine shafts'
The inverted U theory, also known as the Yerkes-Dodson law, suggests that there is an optimal level of arousal for performance. Performance improves with arousal to a point, but beyond that point, performance declines. It is often represented as an upside-down U-shaped curve.