A curved upward line on a speed–time graph shows:

Changing acceleration (increasing)

Which scenario represents constant acceleration?

Speed changes by 5 m/s every second

Speed increases by a fixed 3 m/s every second

IGCSE Physics Quiz: Speed-Time Graphs | Constant & Changing Acceleration MCQs

10 Determine from given data or the shape of a speed–time graph when an object is moving with: (a) constant acceleration (b) changing acceleration

📈 Test Your Knowledge of Speed-Time Graphs with 15 Multiple-Choice Questions