176,237 views
29 votes
29 votes
A car moving at 10 km/h speeds up to 20 km/h in 5 seconds. What is its acceleration?

User Ashot Matevosyan
by
3.2k points

2 Answers

22 votes
22 votes

Answer:

2

Step-by-step explanation:

a = final velocity - initial velocity

time

a = 20 - 10

5

a = 10

5

a = 2 m/s2

User Joey T
by
1.8k points
26 votes
26 votes

Answer:

acceleration formula = final velocity - initial velocity

----------------------------------

time

final velocity = 25 km/h

initial velocity = 10 km/h

25 - 10 = 15 km/h

15/ 5 = 3 km/h ²

User Evren Kuzucuoglu
by
3.7k points