A duck swims at a speed of 1 meter per second. How long does it take for it to cross a 50 meter wide pond? 50 seconds
50 minutes
50 hours
none of the above

When seismic waves hit a fault, the waves are reflected off the fault. seismograph can detect these reflected seismic waves. geologists then use these data to map the fault's length and depth

Don't smoke.it ruins your life.confront your husband on how you are feeling and why you're depressed.weed is never the answer.there are so many more options out there for depression.weed will make the depression worse.so, stay clean and you will have support