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→Key Stage 4
''An [[object]] in motion will tend to stay in motion and an [[object]] at rest will tend to stay at rest unless an [[Unbalanced Force|unbalanced force]] acts upon it.''
===Typical Accelerations===
You should be able to estimate the [[acceleration]] for these events:
{| class="wikitable"
|-
| style="height:20px; width:200px; text-align:center;" |'''Event'''
| style="height:20px; width:200px; text-align:center;" |'''Acceleration in m/s/s'''
|-
| style="height:20px; width:200px; text-align:center;" |Start running
| style="height:20px; width:200px; text-align:center;" |3.0
|-
| style="height:20px; width:200px; text-align:center;" |Car accelerating
| style="height:20px; width:200px; text-align:center;" |4.0
|-
| style="height:20px; width:200px; text-align:center;" |Passenger Jet Takeoff
| style="height:20px; width:200px; text-align:center;" |5.0
|-
| style="height:20px; width:200px; text-align:center;" |Fighter Jet Takeoff
| style="height:20px; width:200px; text-align:center;" |60
|}
===Examples===
{| class="wikitable"