Changes

| style="height:20px; width:300px; text-align:center;" |'''A person starts at rest and accelerates to a [[speed]] of 8m/s in 0.8 seconds[[second]]s. Calculate the acceleration of the person.'''| style="height:20px; width:300px; text-align:center;" |'''A racing car travels comes around a corner at a [[speed ]] of 20m/s and in 1.5 [[second]]s accelerates to a [[speed]] of 80m/s. Calculate the acceleration of the racing car.'''

| style="height:20px; width:300px; text-align:center;" |'''A [[horse]] begins trotting at 3.0m/s and accelerates to canter at 11m/s in 2.0 seconds[[second]]s. Calculate the acceleration of the [[horse]].| style="height:20px; width:300px; text-align:center;" |'''A space probe is travelling at 18,000m/s and uses a thruster for 250 seconds [[second]]s to slow down to 6,000m/s. Calculate the acceleration of the space probe.'''