Which action can be explain by physics?

a- the growth of fungus on a piece of bread

b- the mixing of sodium and chlorine to form common salt

c- the interactions between predators and prey in an system

d- the pressure of blood exerted on the inner walls of the vein

How do you tell if someone actually cares about you? and just say they do?

The record distance in the sport of throwing cowpats is 81.1 m. this record toss was set by steve urner of the united states in 1981. assuming the initial launch angle was 45° and neglecting air resistance, answer the following. (a) determine the initial speed of the projectile. m/s

Which system of units is used by only a small number of countries in the world, including the u.s.