Sobre un plano inclinado que forma un angulo de 45 grados con la horizontal resbala un bloque de peso con velocidad constante .
si el bloque tiene una masa de 4,5 kg determine las fuerzas en el sistema y su valor

Several mountains together form a mountain . a few of these combined form a mountain system. several systems combined form a mountain , which can stretch thousands of miles in length.

Aball horizontally thrown from a cliff at 8m/s

Which of the following statements comparing electron microscopy and light microscopy is false? which of the following statements comparing electron microscopy and light microscopy is false? both the electron microscope and the light microscope use the same wavelengths for illumination. images produced by light microscopes can be in color, whereas electron microscope images are black and white unless they are artificially colored. the electron microscope has greater resolution than the light microscope. electron microscopes can allow examination of viruses and internal cell structures, whereas light microscopes are limited to objects that are 0.5 micrometers and larger. request answer