ScienceAges 13-15

Acceleration & velocity change

Use a = (v − u) ÷ t to calculate uniform acceleration from initial velocity, final velocity and time. Review suitability for your learners before teaching.

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Worksheet StudioPractice pack · Ages 13-15

Acceleration & velocity change

Take your time. Show your thinking.

1. A car accelerates uniformly from 13 m/s to 69 m/s in 7 s. Calculate its acceleration in m/s².
u = 13 m/s → v = 69 m/s · t = 7 s
2. A car accelerates uniformly from 20 m/s to 40 m/s in 4 s. Calculate its acceleration in m/s².
u = 20 m/s → v = 40 m/s · t = 4 s
3. A car accelerates uniformly from 7 m/s to 63 m/s in 8 s. Calculate its acceleration in m/s².
u = 7 m/s → v = 63 m/s · t = 8 s
4. A car accelerates uniformly from 11 m/s to 35 m/s in 12 s. Calculate its acceleration in m/s².
u = 11 m/s → v = 35 m/s · t = 12 s
5. A car accelerates uniformly from 5 m/s to 104 m/s in 11 s. Calculate its acceleration in m/s².
u = 5 m/s → v = 104 m/s · t = 11 s
6. A car accelerates uniformly from 20 m/s to 24 m/s in 2 s. Calculate its acceleration in m/s².
u = 20 m/s → v = 24 m/s · t = 2 s
7. A car accelerates uniformly from 17 m/s to 62 m/s in 5 s. Calculate its acceleration in m/s².
u = 17 m/s → v = 62 m/s · t = 5 s
8. A car accelerates uniformly from 14 m/s to 25 m/s in 11 s. Calculate its acceleration in m/s².
u = 14 m/s → v = 25 m/s · t = 11 s
9. A car accelerates uniformly from 19 m/s to 27 m/s in 2 s. Calculate its acceleration in m/s².
u = 19 m/s → v = 27 m/s · t = 2 s
10. A car accelerates uniformly from 3 m/s to 27 m/s in 4 s. Calculate its acceleration in m/s².
u = 3 m/s → v = 27 m/s · t = 4 s
11. A car accelerates uniformly from 20 m/s to 56 m/s in 12 s. Calculate its acceleration in m/s².
u = 20 m/s → v = 56 m/s · t = 12 s
12. A car accelerates uniformly from 17 m/s to 31 m/s in 7 s. Calculate its acceleration in m/s².
u = 17 m/s → v = 31 m/s · t = 7 s

12 questions · Seed 45 · Age guidance, not curriculum certification

View the answer key

Worksheet StudioAnswer key · Ages 13-15

Acceleration & velocity change

Answers and reasoning. Review before teaching.

1. A car accelerates uniformly from 13 m/s to 69 m/s in 7 s. Calculate its acceleration in m/s².
8 m/s²
Acceleration a = (v − u) ÷ t = (69 − 13) ÷ 7 = 8 m/s².
2. A car accelerates uniformly from 20 m/s to 40 m/s in 4 s. Calculate its acceleration in m/s².
5 m/s²
Acceleration a = (v − u) ÷ t = (40 − 20) ÷ 4 = 5 m/s².
3. A car accelerates uniformly from 7 m/s to 63 m/s in 8 s. Calculate its acceleration in m/s².
7 m/s²
Acceleration a = (v − u) ÷ t = (63 − 7) ÷ 8 = 7 m/s².
4. A car accelerates uniformly from 11 m/s to 35 m/s in 12 s. Calculate its acceleration in m/s².
2 m/s²
Acceleration a = (v − u) ÷ t = (35 − 11) ÷ 12 = 2 m/s².
5. A car accelerates uniformly from 5 m/s to 104 m/s in 11 s. Calculate its acceleration in m/s².
9 m/s²
Acceleration a = (v − u) ÷ t = (104 − 5) ÷ 11 = 9 m/s².
6. A car accelerates uniformly from 20 m/s to 24 m/s in 2 s. Calculate its acceleration in m/s².
2 m/s²
Acceleration a = (v − u) ÷ t = (24 − 20) ÷ 2 = 2 m/s².
7. A car accelerates uniformly from 17 m/s to 62 m/s in 5 s. Calculate its acceleration in m/s².
9 m/s²
Acceleration a = (v − u) ÷ t = (62 − 17) ÷ 5 = 9 m/s².
8. A car accelerates uniformly from 14 m/s to 25 m/s in 11 s. Calculate its acceleration in m/s².
1 m/s²
Acceleration a = (v − u) ÷ t = (25 − 14) ÷ 11 = 1 m/s².
9. A car accelerates uniformly from 19 m/s to 27 m/s in 2 s. Calculate its acceleration in m/s².
4 m/s²
Acceleration a = (v − u) ÷ t = (27 − 19) ÷ 2 = 4 m/s².
10. A car accelerates uniformly from 3 m/s to 27 m/s in 4 s. Calculate its acceleration in m/s².
6 m/s²
Acceleration a = (v − u) ÷ t = (27 − 3) ÷ 4 = 6 m/s².
11. A car accelerates uniformly from 20 m/s to 56 m/s in 12 s. Calculate its acceleration in m/s².
3 m/s²
Acceleration a = (v − u) ÷ t = (56 − 20) ÷ 12 = 3 m/s².
12. A car accelerates uniformly from 17 m/s to 31 m/s in 7 s. Calculate its acceleration in m/s².
2 m/s²
Acceleration a = (v − u) ÷ t = (31 − 17) ÷ 7 = 2 m/s².

12 questions · Seed 45 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 13-15

Acceleration & velocity change

Take your time. Show your thinking.

1. A car accelerates uniformly from 13 m/s to 69 m/s in 7 s. Calculate its acceleration in m/s².
u = 13 m/s → v = 69 m/s · t = 7 s
2. A car accelerates uniformly from 20 m/s to 40 m/s in 4 s. Calculate its acceleration in m/s².
u = 20 m/s → v = 40 m/s · t = 4 s
3. A car accelerates uniformly from 7 m/s to 63 m/s in 8 s. Calculate its acceleration in m/s².
u = 7 m/s → v = 63 m/s · t = 8 s
4. A car accelerates uniformly from 11 m/s to 35 m/s in 12 s. Calculate its acceleration in m/s².
u = 11 m/s → v = 35 m/s · t = 12 s
5. A car accelerates uniformly from 5 m/s to 104 m/s in 11 s. Calculate its acceleration in m/s².
u = 5 m/s → v = 104 m/s · t = 11 s
6. A car accelerates uniformly from 20 m/s to 24 m/s in 2 s. Calculate its acceleration in m/s².
u = 20 m/s → v = 24 m/s · t = 2 s
7. A car accelerates uniformly from 17 m/s to 62 m/s in 5 s. Calculate its acceleration in m/s².
u = 17 m/s → v = 62 m/s · t = 5 s
8. A car accelerates uniformly from 14 m/s to 25 m/s in 11 s. Calculate its acceleration in m/s².
u = 14 m/s → v = 25 m/s · t = 11 s
9. A car accelerates uniformly from 19 m/s to 27 m/s in 2 s. Calculate its acceleration in m/s².
u = 19 m/s → v = 27 m/s · t = 2 s
10. A car accelerates uniformly from 3 m/s to 27 m/s in 4 s. Calculate its acceleration in m/s².
u = 3 m/s → v = 27 m/s · t = 4 s
11. A car accelerates uniformly from 20 m/s to 56 m/s in 12 s. Calculate its acceleration in m/s².
u = 20 m/s → v = 56 m/s · t = 12 s
12. A car accelerates uniformly from 17 m/s to 31 m/s in 7 s. Calculate its acceleration in m/s².
u = 17 m/s → v = 31 m/s · t = 7 s

12 questions · Seed 45 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 13-15

Acceleration & velocity change

Answers and reasoning. Review before teaching.

1. A car accelerates uniformly from 13 m/s to 69 m/s in 7 s. Calculate its acceleration in m/s².
8 m/s²
Acceleration a = (v − u) ÷ t = (69 − 13) ÷ 7 = 8 m/s².
2. A car accelerates uniformly from 20 m/s to 40 m/s in 4 s. Calculate its acceleration in m/s².
5 m/s²
Acceleration a = (v − u) ÷ t = (40 − 20) ÷ 4 = 5 m/s².
3. A car accelerates uniformly from 7 m/s to 63 m/s in 8 s. Calculate its acceleration in m/s².
7 m/s²
Acceleration a = (v − u) ÷ t = (63 − 7) ÷ 8 = 7 m/s².
4. A car accelerates uniformly from 11 m/s to 35 m/s in 12 s. Calculate its acceleration in m/s².
2 m/s²
Acceleration a = (v − u) ÷ t = (35 − 11) ÷ 12 = 2 m/s².
5. A car accelerates uniformly from 5 m/s to 104 m/s in 11 s. Calculate its acceleration in m/s².
9 m/s²
Acceleration a = (v − u) ÷ t = (104 − 5) ÷ 11 = 9 m/s².
6. A car accelerates uniformly from 20 m/s to 24 m/s in 2 s. Calculate its acceleration in m/s².
2 m/s²
Acceleration a = (v − u) ÷ t = (24 − 20) ÷ 2 = 2 m/s².
7. A car accelerates uniformly from 17 m/s to 62 m/s in 5 s. Calculate its acceleration in m/s².
9 m/s²
Acceleration a = (v − u) ÷ t = (62 − 17) ÷ 5 = 9 m/s².
8. A car accelerates uniformly from 14 m/s to 25 m/s in 11 s. Calculate its acceleration in m/s².
1 m/s²
Acceleration a = (v − u) ÷ t = (25 − 14) ÷ 11 = 1 m/s².
9. A car accelerates uniformly from 19 m/s to 27 m/s in 2 s. Calculate its acceleration in m/s².
4 m/s²
Acceleration a = (v − u) ÷ t = (27 − 19) ÷ 2 = 4 m/s².
10. A car accelerates uniformly from 3 m/s to 27 m/s in 4 s. Calculate its acceleration in m/s².
6 m/s²
Acceleration a = (v − u) ÷ t = (27 − 3) ÷ 4 = 6 m/s².
11. A car accelerates uniformly from 20 m/s to 56 m/s in 12 s. Calculate its acceleration in m/s².
3 m/s²
Acceleration a = (v − u) ÷ t = (56 − 20) ÷ 12 = 3 m/s².
12. A car accelerates uniformly from 17 m/s to 31 m/s in 7 s. Calculate its acceleration in m/s².
2 m/s²
Acceleration a = (v − u) ÷ t = (31 − 17) ÷ 7 = 2 m/s².

12 questions · Seed 45 · Age guidance, not curriculum certification