1. Explica en qué consisten los dos efectos que puede producir una fuerza. 2. ¿Qué masa tendríamos que
sostener con la mano para estar
aplicando una fuerza de 1 N?
3. Sobre los ejemplos que se indican
explica la diferencia entre un material
rígido, elástico y plástico
4. Determina la resultante de los siguientes sistemas de fuerzas:

Amoving company collects data about couches they move and displays the data in a table. the force along the ramp, the angle of the ramp, and the height the couch is raised to are shown. which statements correctly compare the work done to move the couches? check all that apply. the same amount of work is done for couches 1 and 3. the same amount of work is done for couches 2 and 3. the work for couch 1 is greater than the work for couch 2. the work for couch 2 is less than the work for couch 3. the work for couch 3 is greater than the work for couch 1. the work for couch 2 is greater than the work for couch 1.