Compute the resultant of the following coplanar displacements: 10.0 m at 40.00o , 30.0 m at 100.00 o , 20.0 m at 170.00 o , 40.0 m at 120.00 o , and 10.0 m at 345.00 o.

What are chlorofluorocarbons and what impact do they have on the atmosphere?

Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct

Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?