Italy, germany, and the united states were members of the axis powers in world war ii.
a. true
b. false

Find the momentum for a 2.6-kg brick parachuting straight downward at a constant speed of 8.4 m/s .

Using a pedometer, you walk 3000 steps in 20 minutes, so your speed is 150 steps/min. each of your steps is 0.7 m long. what is your speed? 150 steps/min=/s=/h

Give one example to show that when substances are mixed, it may result in a chemical or a physical change depending on the conditions.