The best replacement for initial velocity is enzyme concentration.

The best alternatives to initial velocity are rated as following:

★★★★★	enzyme concentration
★★★★	substrate concentration
★★★	final velocity

Your alternative for initial velocity is not listed? Suggest!

Speaking about initial velocity, one probably shouldn't forget about acceleration.

Other search terms related to initial velocity and their ratings are:

★★★★★	acceleration
★★	maximum height
★★	given angle and distance
★	pendulum
	distance angle
	horizontal and vertical components

You have in mind a companion for initial velocity and it is not yet here? Propose!

Google Trends

Scale is based on the average worldwide traffic of initial velocity in all years. Click on graph for more.

initial velocity

enzyme concentration

substrate concentration