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 15 m/s to 115 m/s in 10 s. Calculate its acceleration in m/s².
u = 15 m/s → v = 115 m/s · t = 10 s
2. A car accelerates uniformly from 18 m/s to 50 m/s in 8 s. Calculate its acceleration in m/s².
u = 18 m/s → v = 50 m/s · t = 8 s
3. A car accelerates uniformly from 20 m/s to 68 m/s in 6 s. Calculate its acceleration in m/s².
u = 20 m/s → v = 68 m/s · t = 6 s
4. A car accelerates uniformly from 11 m/s to 26 m/s in 5 s. Calculate its acceleration in m/s².
u = 11 m/s → v = 26 m/s · t = 5 s
5. A car accelerates uniformly from 6 m/s to 46 m/s in 5 s. Calculate its acceleration in m/s².
u = 6 m/s → v = 46 m/s · t = 5 s
6. A car accelerates uniformly from 11 m/s to 32 m/s in 7 s. Calculate its acceleration in m/s².
u = 11 m/s → v = 32 m/s · t = 7 s
7. A car accelerates uniformly from 17 m/s to 28 m/s in 11 s. Calculate its acceleration in m/s².
u = 17 m/s → v = 28 m/s · t = 11 s
8. A car accelerates uniformly from 10 m/s to 13 m/s in 3 s. Calculate its acceleration in m/s².
u = 10 m/s → v = 13 m/s · t = 3 s
9. A car accelerates uniformly from 1 m/s to 109 m/s in 12 s. Calculate its acceleration in m/s².
u = 1 m/s → v = 109 m/s · t = 12 s
10. A car accelerates uniformly from 6 m/s to 60 m/s in 6 s. Calculate its acceleration in m/s².
u = 6 m/s → v = 60 m/s · t = 6 s
11. A car accelerates uniformly from 10 m/s to 30 m/s in 10 s. Calculate its acceleration in m/s².
u = 10 m/s → v = 30 m/s · t = 10 s
12. A car accelerates uniformly from 17 m/s to 113 m/s in 12 s. Calculate its acceleration in m/s².
u = 17 m/s → v = 113 m/s · t = 12 s

12 questions · Seed 42 · 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 15 m/s to 115 m/s in 10 s. Calculate its acceleration in m/s².
10 m/s²
Acceleration a = (v − u) ÷ t = (115 − 15) ÷ 10 = 10 m/s².
2. A car accelerates uniformly from 18 m/s to 50 m/s in 8 s. Calculate its acceleration in m/s².
4 m/s²
Acceleration a = (v − u) ÷ t = (50 − 18) ÷ 8 = 4 m/s².
3. A car accelerates uniformly from 20 m/s to 68 m/s in 6 s. Calculate its acceleration in m/s².
8 m/s²
Acceleration a = (v − u) ÷ t = (68 − 20) ÷ 6 = 8 m/s².
4. A car accelerates uniformly from 11 m/s to 26 m/s in 5 s. Calculate its acceleration in m/s².
3 m/s²
Acceleration a = (v − u) ÷ t = (26 − 11) ÷ 5 = 3 m/s².
5. A car accelerates uniformly from 6 m/s to 46 m/s in 5 s. Calculate its acceleration in m/s².
8 m/s²
Acceleration a = (v − u) ÷ t = (46 − 6) ÷ 5 = 8 m/s².
6. A car accelerates uniformly from 11 m/s to 32 m/s in 7 s. Calculate its acceleration in m/s².
3 m/s²
Acceleration a = (v − u) ÷ t = (32 − 11) ÷ 7 = 3 m/s².
7. A car accelerates uniformly from 17 m/s to 28 m/s in 11 s. Calculate its acceleration in m/s².
1 m/s²
Acceleration a = (v − u) ÷ t = (28 − 17) ÷ 11 = 1 m/s².
8. A car accelerates uniformly from 10 m/s to 13 m/s in 3 s. Calculate its acceleration in m/s².
1 m/s²
Acceleration a = (v − u) ÷ t = (13 − 10) ÷ 3 = 1 m/s².
9. A car accelerates uniformly from 1 m/s to 109 m/s in 12 s. Calculate its acceleration in m/s².
9 m/s²
Acceleration a = (v − u) ÷ t = (109 − 1) ÷ 12 = 9 m/s².
10. A car accelerates uniformly from 6 m/s to 60 m/s in 6 s. Calculate its acceleration in m/s².
9 m/s²
Acceleration a = (v − u) ÷ t = (60 − 6) ÷ 6 = 9 m/s².
11. A car accelerates uniformly from 10 m/s to 30 m/s in 10 s. Calculate its acceleration in m/s².
2 m/s²
Acceleration a = (v − u) ÷ t = (30 − 10) ÷ 10 = 2 m/s².
12. A car accelerates uniformly from 17 m/s to 113 m/s in 12 s. Calculate its acceleration in m/s².
8 m/s²
Acceleration a = (v − u) ÷ t = (113 − 17) ÷ 12 = 8 m/s².

12 questions · Seed 42 · 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 15 m/s to 115 m/s in 10 s. Calculate its acceleration in m/s².
u = 15 m/s → v = 115 m/s · t = 10 s
2. A car accelerates uniformly from 18 m/s to 50 m/s in 8 s. Calculate its acceleration in m/s².
u = 18 m/s → v = 50 m/s · t = 8 s
3. A car accelerates uniformly from 20 m/s to 68 m/s in 6 s. Calculate its acceleration in m/s².
u = 20 m/s → v = 68 m/s · t = 6 s
4. A car accelerates uniformly from 11 m/s to 26 m/s in 5 s. Calculate its acceleration in m/s².
u = 11 m/s → v = 26 m/s · t = 5 s
5. A car accelerates uniformly from 6 m/s to 46 m/s in 5 s. Calculate its acceleration in m/s².
u = 6 m/s → v = 46 m/s · t = 5 s
6. A car accelerates uniformly from 11 m/s to 32 m/s in 7 s. Calculate its acceleration in m/s².
u = 11 m/s → v = 32 m/s · t = 7 s
7. A car accelerates uniformly from 17 m/s to 28 m/s in 11 s. Calculate its acceleration in m/s².
u = 17 m/s → v = 28 m/s · t = 11 s
8. A car accelerates uniformly from 10 m/s to 13 m/s in 3 s. Calculate its acceleration in m/s².
u = 10 m/s → v = 13 m/s · t = 3 s
9. A car accelerates uniformly from 1 m/s to 109 m/s in 12 s. Calculate its acceleration in m/s².
u = 1 m/s → v = 109 m/s · t = 12 s
10. A car accelerates uniformly from 6 m/s to 60 m/s in 6 s. Calculate its acceleration in m/s².
u = 6 m/s → v = 60 m/s · t = 6 s
11. A car accelerates uniformly from 10 m/s to 30 m/s in 10 s. Calculate its acceleration in m/s².
u = 10 m/s → v = 30 m/s · t = 10 s
12. A car accelerates uniformly from 17 m/s to 113 m/s in 12 s. Calculate its acceleration in m/s².
u = 17 m/s → v = 113 m/s · t = 12 s

12 questions · Seed 42 · 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 15 m/s to 115 m/s in 10 s. Calculate its acceleration in m/s².
10 m/s²
Acceleration a = (v − u) ÷ t = (115 − 15) ÷ 10 = 10 m/s².
2. A car accelerates uniformly from 18 m/s to 50 m/s in 8 s. Calculate its acceleration in m/s².
4 m/s²
Acceleration a = (v − u) ÷ t = (50 − 18) ÷ 8 = 4 m/s².
3. A car accelerates uniformly from 20 m/s to 68 m/s in 6 s. Calculate its acceleration in m/s².
8 m/s²
Acceleration a = (v − u) ÷ t = (68 − 20) ÷ 6 = 8 m/s².
4. A car accelerates uniformly from 11 m/s to 26 m/s in 5 s. Calculate its acceleration in m/s².
3 m/s²
Acceleration a = (v − u) ÷ t = (26 − 11) ÷ 5 = 3 m/s².
5. A car accelerates uniformly from 6 m/s to 46 m/s in 5 s. Calculate its acceleration in m/s².
8 m/s²
Acceleration a = (v − u) ÷ t = (46 − 6) ÷ 5 = 8 m/s².
6. A car accelerates uniformly from 11 m/s to 32 m/s in 7 s. Calculate its acceleration in m/s².
3 m/s²
Acceleration a = (v − u) ÷ t = (32 − 11) ÷ 7 = 3 m/s².
7. A car accelerates uniformly from 17 m/s to 28 m/s in 11 s. Calculate its acceleration in m/s².
1 m/s²
Acceleration a = (v − u) ÷ t = (28 − 17) ÷ 11 = 1 m/s².
8. A car accelerates uniformly from 10 m/s to 13 m/s in 3 s. Calculate its acceleration in m/s².
1 m/s²
Acceleration a = (v − u) ÷ t = (13 − 10) ÷ 3 = 1 m/s².
9. A car accelerates uniformly from 1 m/s to 109 m/s in 12 s. Calculate its acceleration in m/s².
9 m/s²
Acceleration a = (v − u) ÷ t = (109 − 1) ÷ 12 = 9 m/s².
10. A car accelerates uniformly from 6 m/s to 60 m/s in 6 s. Calculate its acceleration in m/s².
9 m/s²
Acceleration a = (v − u) ÷ t = (60 − 6) ÷ 6 = 9 m/s².
11. A car accelerates uniformly from 10 m/s to 30 m/s in 10 s. Calculate its acceleration in m/s².
2 m/s²
Acceleration a = (v − u) ÷ t = (30 − 10) ÷ 10 = 2 m/s².
12. A car accelerates uniformly from 17 m/s to 113 m/s in 12 s. Calculate its acceleration in m/s².
8 m/s²
Acceleration a = (v − u) ÷ t = (113 − 17) ÷ 12 = 8 m/s².

12 questions · Seed 42 · Age guidance, not curriculum certification