sabinaschaaf10
16.11.2020 •
Physics
a car can accelerate from rest to 70 km/s in 7 seconds. what is the cars average acceleration. show your work
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Ответ:
10km/s²
Explanation:
Given parameters:
Initial velocity = 0km/s
Final velocity = 70km/s
Time = 7s
Unknown:
Acceleration =?
Solution:
Acceleration is the rate of change of velocity with time.
It is mathematically expressed as;
A =
v is the final velocity
u is the initial velocity
t is the time
A =
= 10km/s²
Ответ:
Where the sun passes in front of the moon
Explanation: