Sub acțiunea unei forțe de 30N un corp este depalasat pe distanța de 6km în timp de 5min Se se calculeze:
-viteza
-lucru mecanic
-puterea mecanica

Dau coroană Este urgent

An electrons position cannot be known precisely only it's probability of being in a certain location can be known

Find the mass in grams of 1.37x1020 particles of h3po4

The organism shown is a free-living one that is anchored to the bottom of ponds and streams during one stage of its life cycle what is the common name for the group to which this organism belong