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 9 m/s to 21 m/s in 4 s. Calculate its acceleration in m/s².
u = 9 m/s → v = 21 m/s · t = 4 s
2. A car accelerates uniformly from 3 m/s to 9 m/s in 3 s. Calculate its acceleration in m/s².
u = 3 m/s → v = 9 m/s · t = 3 s
3. A car accelerates uniformly from 11 m/s to 67 m/s in 7 s. Calculate its acceleration in m/s².
u = 11 m/s → v = 67 m/s · t = 7 s
4. A car accelerates uniformly from 19 m/s to 21 m/s in 2 s. Calculate its acceleration in m/s².
u = 19 m/s → v = 21 m/s · t = 2 s
5. A car accelerates uniformly from 16 m/s to 64 m/s in 12 s. Calculate its acceleration in m/s².
u = 16 m/s → v = 64 m/s · t = 12 s
6. A car accelerates uniformly from 3 m/s to 13 m/s in 2 s. Calculate its acceleration in m/s².
u = 3 m/s → v = 13 m/s · t = 2 s
7. A car accelerates uniformly from 13 m/s to 28 m/s in 3 s. Calculate its acceleration in m/s².
u = 13 m/s → v = 28 m/s · t = 3 s
8. A car accelerates uniformly from 8 m/s to 56 m/s in 8 s. Calculate its acceleration in m/s².
u = 8 m/s → v = 56 m/s · t = 8 s
9. A car accelerates uniformly from 16 m/s to 116 m/s in 10 s. Calculate its acceleration in m/s².
u = 16 m/s → v = 116 m/s · t = 10 s
10. A car accelerates uniformly from 7 m/s to 79 m/s in 8 s. Calculate its acceleration in m/s².
u = 7 m/s → v = 79 m/s · t = 8 s
11. A car accelerates uniformly from 10 m/s to 30 m/s in 4 s. Calculate its acceleration in m/s².
u = 10 m/s → v = 30 m/s · t = 4 s
12. A car accelerates uniformly from 11 m/s to 81 m/s in 10 s. Calculate its acceleration in m/s².
u = 11 m/s → v = 81 m/s · t = 10 s

12 questions · Seed 58 · 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 9 m/s to 21 m/s in 4 s. Calculate its acceleration in m/s².
3 m/s²
Acceleration a = (v − u) ÷ t = (21 − 9) ÷ 4 = 3 m/s².
2. A car accelerates uniformly from 3 m/s to 9 m/s in 3 s. Calculate its acceleration in m/s².
2 m/s²
Acceleration a = (v − u) ÷ t = (9 − 3) ÷ 3 = 2 m/s².
3. A car accelerates uniformly from 11 m/s to 67 m/s in 7 s. Calculate its acceleration in m/s².
8 m/s²
Acceleration a = (v − u) ÷ t = (67 − 11) ÷ 7 = 8 m/s².
4. A car accelerates uniformly from 19 m/s to 21 m/s in 2 s. Calculate its acceleration in m/s².
1 m/s²
Acceleration a = (v − u) ÷ t = (21 − 19) ÷ 2 = 1 m/s².
5. A car accelerates uniformly from 16 m/s to 64 m/s in 12 s. Calculate its acceleration in m/s².
4 m/s²
Acceleration a = (v − u) ÷ t = (64 − 16) ÷ 12 = 4 m/s².
6. A car accelerates uniformly from 3 m/s to 13 m/s in 2 s. Calculate its acceleration in m/s².
5 m/s²
Acceleration a = (v − u) ÷ t = (13 − 3) ÷ 2 = 5 m/s².
7. A car accelerates uniformly from 13 m/s to 28 m/s in 3 s. Calculate its acceleration in m/s².
5 m/s²
Acceleration a = (v − u) ÷ t = (28 − 13) ÷ 3 = 5 m/s².
8. A car accelerates uniformly from 8 m/s to 56 m/s in 8 s. Calculate its acceleration in m/s².
6 m/s²
Acceleration a = (v − u) ÷ t = (56 − 8) ÷ 8 = 6 m/s².
9. A car accelerates uniformly from 16 m/s to 116 m/s in 10 s. Calculate its acceleration in m/s².
10 m/s²
Acceleration a = (v − u) ÷ t = (116 − 16) ÷ 10 = 10 m/s².
10. A car accelerates uniformly from 7 m/s to 79 m/s in 8 s. Calculate its acceleration in m/s².
9 m/s²
Acceleration a = (v − u) ÷ t = (79 − 7) ÷ 8 = 9 m/s².
11. A car accelerates uniformly from 10 m/s to 30 m/s in 4 s. Calculate its acceleration in m/s².
5 m/s²
Acceleration a = (v − u) ÷ t = (30 − 10) ÷ 4 = 5 m/s².
12. A car accelerates uniformly from 11 m/s to 81 m/s in 10 s. Calculate its acceleration in m/s².
7 m/s²
Acceleration a = (v − u) ÷ t = (81 − 11) ÷ 10 = 7 m/s².

12 questions · Seed 58 · 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 9 m/s to 21 m/s in 4 s. Calculate its acceleration in m/s².
u = 9 m/s → v = 21 m/s · t = 4 s
2. A car accelerates uniformly from 3 m/s to 9 m/s in 3 s. Calculate its acceleration in m/s².
u = 3 m/s → v = 9 m/s · t = 3 s
3. A car accelerates uniformly from 11 m/s to 67 m/s in 7 s. Calculate its acceleration in m/s².
u = 11 m/s → v = 67 m/s · t = 7 s
4. A car accelerates uniformly from 19 m/s to 21 m/s in 2 s. Calculate its acceleration in m/s².
u = 19 m/s → v = 21 m/s · t = 2 s
5. A car accelerates uniformly from 16 m/s to 64 m/s in 12 s. Calculate its acceleration in m/s².
u = 16 m/s → v = 64 m/s · t = 12 s
6. A car accelerates uniformly from 3 m/s to 13 m/s in 2 s. Calculate its acceleration in m/s².
u = 3 m/s → v = 13 m/s · t = 2 s
7. A car accelerates uniformly from 13 m/s to 28 m/s in 3 s. Calculate its acceleration in m/s².
u = 13 m/s → v = 28 m/s · t = 3 s
8. A car accelerates uniformly from 8 m/s to 56 m/s in 8 s. Calculate its acceleration in m/s².
u = 8 m/s → v = 56 m/s · t = 8 s
9. A car accelerates uniformly from 16 m/s to 116 m/s in 10 s. Calculate its acceleration in m/s².
u = 16 m/s → v = 116 m/s · t = 10 s
10. A car accelerates uniformly from 7 m/s to 79 m/s in 8 s. Calculate its acceleration in m/s².
u = 7 m/s → v = 79 m/s · t = 8 s
11. A car accelerates uniformly from 10 m/s to 30 m/s in 4 s. Calculate its acceleration in m/s².
u = 10 m/s → v = 30 m/s · t = 4 s
12. A car accelerates uniformly from 11 m/s to 81 m/s in 10 s. Calculate its acceleration in m/s².
u = 11 m/s → v = 81 m/s · t = 10 s

12 questions · Seed 58 · 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 9 m/s to 21 m/s in 4 s. Calculate its acceleration in m/s².
3 m/s²
Acceleration a = (v − u) ÷ t = (21 − 9) ÷ 4 = 3 m/s².
2. A car accelerates uniformly from 3 m/s to 9 m/s in 3 s. Calculate its acceleration in m/s².
2 m/s²
Acceleration a = (v − u) ÷ t = (9 − 3) ÷ 3 = 2 m/s².
3. A car accelerates uniformly from 11 m/s to 67 m/s in 7 s. Calculate its acceleration in m/s².
8 m/s²
Acceleration a = (v − u) ÷ t = (67 − 11) ÷ 7 = 8 m/s².
4. A car accelerates uniformly from 19 m/s to 21 m/s in 2 s. Calculate its acceleration in m/s².
1 m/s²
Acceleration a = (v − u) ÷ t = (21 − 19) ÷ 2 = 1 m/s².
5. A car accelerates uniformly from 16 m/s to 64 m/s in 12 s. Calculate its acceleration in m/s².
4 m/s²
Acceleration a = (v − u) ÷ t = (64 − 16) ÷ 12 = 4 m/s².
6. A car accelerates uniformly from 3 m/s to 13 m/s in 2 s. Calculate its acceleration in m/s².
5 m/s²
Acceleration a = (v − u) ÷ t = (13 − 3) ÷ 2 = 5 m/s².
7. A car accelerates uniformly from 13 m/s to 28 m/s in 3 s. Calculate its acceleration in m/s².
5 m/s²
Acceleration a = (v − u) ÷ t = (28 − 13) ÷ 3 = 5 m/s².
8. A car accelerates uniformly from 8 m/s to 56 m/s in 8 s. Calculate its acceleration in m/s².
6 m/s²
Acceleration a = (v − u) ÷ t = (56 − 8) ÷ 8 = 6 m/s².
9. A car accelerates uniformly from 16 m/s to 116 m/s in 10 s. Calculate its acceleration in m/s².
10 m/s²
Acceleration a = (v − u) ÷ t = (116 − 16) ÷ 10 = 10 m/s².
10. A car accelerates uniformly from 7 m/s to 79 m/s in 8 s. Calculate its acceleration in m/s².
9 m/s²
Acceleration a = (v − u) ÷ t = (79 − 7) ÷ 8 = 9 m/s².
11. A car accelerates uniformly from 10 m/s to 30 m/s in 4 s. Calculate its acceleration in m/s².
5 m/s²
Acceleration a = (v − u) ÷ t = (30 − 10) ÷ 4 = 5 m/s².
12. A car accelerates uniformly from 11 m/s to 81 m/s in 10 s. Calculate its acceleration in m/s².
7 m/s²
Acceleration a = (v − u) ÷ t = (81 − 11) ÷ 10 = 7 m/s².

12 questions · Seed 58 · Age guidance, not curriculum certification