Light with a wavelength of 375 nm illuminates a metal cathode. the maximum kinetic energy of the emitted electrons is 0.86 ev . part a what is the longest wavelength of light that will cause electrons to be emitted from this cathode?

6 cos 34, 6 sin 34 trig

compass can be used day and night, cloudy or sunny

where is the photo and the answer choices?

i had this question and the answer was 3.15 miles.

martina travels from school to her mom's office. from there, she walks to school. after school, she walks to the library and then to a friends house before finally ending back at home. find martina's total distance traveled.

a) 0 miles  

b) 0.4 miles  

c) 1 mile  

d) 3.15 miles