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Presumably from the practice, in counting sheep or large herds of cattle, of counting orally from one to twenty, and making a score or notch on a stick, before proceeding to count the next twenty. [3] [4] A distance of twenty yards in ancient archery and gunnery. [5] Threescore: 60 Three score (3x20) Large: 1,000 Slang for one thousand Myriad ...
It was once expected that any icy body larger than approximately 200 km in radius was likely to be in hydrostatic equilibrium (HE). [7] However, Ceres (r = 470 km) is the smallest body for which detailed measurements are consistent with hydrostatic equilibrium, [ 8 ] whereas Iapetus (r = 735 km) is the largest icy body that has been found to ...
Subitizing is the rapid, accurate, and effortless ability to perceive small quantities of items in a set, typically when there are four or fewer items, without relying on linguistic or arithmetic processes. The term refers to the sensation of instantly knowing how many objects are in the visual scene when their number falls within the ...
In mathematical writing, the greater-than sign is typically placed between two values being compared and signifies that the first number is greater than the second number. Examples of typical usage include 1.5 > 1 and 1 > −2. The less-than sign and greater-than sign always "point" to the smaller number.
This accounts for variation in the number of neurons in the rest of the brain, for which no link to intelligence has been established. Elephants, for example, have an exceptionally large cerebellum, while birds make do with a much smaller one. Differing methods have been used to count neurons, and these may differ in degree of reliability.
To test this alternative, an additional condition is introduced in which the volume of the apple varies and is occasionally smaller in the condition with a greater number of pieces. If the animal prefers a bigger number of pieces also in this condition, the alternative explanation is rejected, and the claim of numerical ability supported. [1]
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10 3: kilo-(kW)1–3 × 10 3 W : tech: heat output of a domestic electric kettle 1.1 × 10 3 W : tech: power of a microwave oven 1.366 × 10 3 W : astro: power per square meter received from the Sun at the Earth's orbit