Find v1,f (The final speed of object 1) given the following information m1 = 5.4 kg
m2 = 9.3 kg
v1,i = 1.9 m/s
v2,i = 3.6 m/s
v2,f = 4.6 m/s

Astone is dropped from a cliff and falls 9.44 meters. what is the speed of the stone when it reaches the ground? a. 13.6 m/sec b. 1.39 m/sec c. 185 m/sec d. 9.80 m/sec

Which sound characteristic is not affected by the relative motion of an object

Earth's atmosphere is composed of mostly two gases. name the two gases that make up the majority of the atmosphere and use the pie chart to tell the percentages of each.