Asled of mass 28 kg slides across the ground with a friction force of 200.3 n. what is k between the sled and the ground?

It can take some of those large , industrial vehicles up to feet to stop when traveling only 60 mph, and therefore , you shoukd be mindful to not be jn the traffic right in front of them a. 100 feet b. 200 feet c. 335 feet d. 425 feet

Awave is produced in a rope. the wave has a speed of 33 m/s and a frequency of 22 hz.

Which is the best predictor of the radioactive nature of an isotope? o the proton-to-electron ratio the neutron-to-proton ratio o the neutron-to-electron ratio the electron-to-proton ratio