A projectile is launched horizontally from a height of 8.0 m. The projectile travels 6.5 m before hitting the ground. The velocity of the projectile the moment it was launched, rounded to the nearest hundredth, is
m/s.

Jenny wants to test the electrical conductivity of two substances dissolved in water. she is preparing the containers for the experiment. which factor is most important for her to control? a) volumes of the solutions b) appearance of the solutions c) temperatures of the solutions d) concentrations of the solutions