Which example identifies a change in motion that produces acceleration?
A. a speed skater moving at a constant speed on a straight track
B. a ball moving at a constant speed around a circular track
C. a particle moving in a vacuum at constant velocity
D. a vehicle moving down the street at a steady speed

Question

Which example identifies a change in motion that produces acceleration?
  A. a speed skater moving at a constant speed on a straight track 	
  B. a ball moving at a constant speed around a circular track 	
  C. a particle moving in a vacuum at constant velocity 	
  D. a vehicle moving down the street at a steady speed

taramgrant0543664 · Answer

Each of the options are at a constant/steady speed, three of the options are a straight line but option B has a change in direction so therefore has acceleration

tywower · Answer

Ciaran can u help me pls im the first question and ive been on for a while and really need this question :)