What s a defining feature of a system?

How many coulombs of charge enter a 1.20 cm length of the axon during this process?

What happens to the molecules in water as it freezes? The average kinetic energy of the molecules decreases. The average kinetic energy of the molecules increases. The molecules give off heat. The molecules move faster.

What is the kinetic energy f a 25kg object movingat a velocity of 10m/s?

A cinder block is sitting on a platform 20m high. It weighs 79N.

In order to hike around a portion of Lake Allatoona, a tour guide determines that he must take his group 150 m east, 60 m north, then 75 m west.

Yosemite Sam was sailing his ship at a speed of 67 m/s when suddenly a storm accelerated his boat at a rate of 5.4 m/s^2 over a time period of 55s. What was Sam's final velocity? What formula must be used?

When will the earths core overheat and explode from the pressure buildup?

Which is the correctly balanced equation for the reaction of rust, Fe2O3, and hydrochloric acid, HCl? Fe2O3 + HCl → FeCl3 + H2O Fe2O3 + 3 HCl → 2 FeCl3 + H2O Fe2O3 + 6 HCl → 2 FeCl3 + 3 H2O Fe2O3 + 3 HCl → 2 FeCl3 + 3 H2O

How many DNA strands could you fit into a milimeter

A screwdriver with a 1-cm shaft and a 4-cm handle is used to tighten a screw. calculate the ideal mechanical advantage.