Balls
Initial Velocity
(m/s)
Final Velocity
(m/s)
Time (At) Acceleration
(s) (m/s)
1
10
20
2
2
20
70
5
3
50
30
10
4
15
30
3
5
12
12
2.
Initial Velocity
(m/s)
Final Velocity
(m/s)
Time (At) Acceleration
(s) (m/s)
1
10
20
2
2
20
70
5
3
50
30
10
4
15
30
3
5
12
12
2.
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Answer:
Acceleration - increase in velocity
Formula:
v2 (ending velocity) - v1 (starting velocity) ÷ ∆t (time)
INITIAL VELOCITY
10
20
50
15
12
FINAL VELOCITY
20
70
30
30
12
TIME (∆t)
2
5
10
3
2
ACCELERATION
1. v2 = 20
v1 = 10
t = 2
20 - 10 ÷ 2
10 ÷ 2
5
Answer: 5 m/s²
2. v2 = 70
v1 = 20
t = 5
70 - 20 ÷ 5
50 ÷ 5
10
Answer: 10 m/s²
3. v2 = 30
v1 = 50
t = 10
30 - 50 ÷ 10
-20 ÷ 10
-2
Answer: -2 m/s²
4. v2 = 30
v1 = 15
t = 3
30 - 15 ÷ 3
15 ÷ 3
5
Answer: 5 m/s²
5. v2 = 12
v1 = 12
t = 2
12 - 12 ÷ 2
0 ÷ 2
0
Answer: 0 m/s²