It’s e 2.0 x 10^-4 because it is a fraction
car starts from rest

final speed attained by the car is

acceleration of the car will be

now the time to reach this final speed will be



so it required 1.39 s to reach this final speed
An object in motion stays in motion while an object at rest stays at rest.
Answer: Photoelectric wave
Explanation: Because it represents an interaction between light and matter that describes light as an electromagnetic wave.
The answer is A and E.
Hope this helps! :D