En la actualidad, los científicos intentan demostrar que todas estas fuerzas fundamentales, aparentemente diferentes, son manifestaciones, en circunstancias distintas, de un modo único de interacción. Hoy, la mejor candidata a convertirse en una teoría del todo es la teoría de supercuerdas. Indica brevemente en que consiste esta teoría.

One specific historical event or development during the period 1786-1861?

Marian is itemizing deductions on her federal income tax return and had $1500 in non-reimbursed work expenses last year. if her agi was $46,000, and if non-reimbursed work expenses are deductible to the extent that they exceed 2 % of a taxpayer's agi, how much can marian deduct for non- reimbursed work expenses? a: $30 b: $580 c: $920 d: $1470

The biome pictured above is found in areas such as kenya and south africa. the land is grass-covered with very few trees and gazelles and other grazers are common here. why does this biome have a low population of trees? a) large grazing animals destroy the trees. b) it is a deforested rainforest with poor soil. c) it has high temperatures and low precipitation. d) it has a long rainy season followed by flooding.