The emission of electrons from a metal caused by light striking metal
a) newtons 1st law of motion
b) doppler effect
c)double slit experiment
d) photoelectric effect

Gunpowder residue is most likely to show up where on a shooters hands

10 newton object is placed 3 meters from the fulcrum. at what distance on the other side would you need to place a 15 newton object to balance the lever? show your work!

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?