A ball is dropped from rest . the acceleration due to gravity is 10m^-2 and the time it takes for the ball to reach the ground is 5 seconds. What was the velocity of the ball just before it hit the ground?

Juan created a chart to him study for a test. which headings best complete the chart? x: transparent objects y: opaque objects x: opaque objects y: transparent objects x: high frequency waves y: low frequency waves x: low frequency waves y: high frequency waves

How to tell if two objects are in thermal equilibrium 1.the objects have the same temperature 2.the objects are the same size 3.the objects are touching each other 4.the objects temperatures are changing

Which statements did both aristotle and ptolemy assume? check all that apply.