If a piece of aluminum foil weighs 0.225 grams and has the length of 5.00 cm, and a width of 4.50 cm, Find the thickness of the foil in centimeters. The density of aluminum is 2.70 g/cm^3.

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here