A160 kg box is hanging from two strings. string #1 pulls up and left, making an angle of 40o with the horizontal on the left, and string #2 pulls up and to the right, making an angle of 70o with the horizontal on the right. find the tension in string #2 (on the right side)

true tan speed = ang vel x radius

firearm identification is the process of analyzing the bullets and cartridge cases left at a crime scene to determine if they came from a particular firearm. marks on the bullets and cartridges may be common to every firearm of that type. these are called class characteristics.

float.

archimedes' principle

denser than water sinks in water.

denser than mercury would sink in it