Answer:
Watching the street gave her many new unusual experiences.
I believe it’s a strong claim! Thank me later :)
In this sentence, "which lasted two hours" is an adjective clause because it describes the school play by telling how long it lasted. Also, adjective clauses often start with words such as "who", "that", "which", or "when", along with others.
The speed and accleration of a car travelling in reverse and in the normal direction is the same. Therefore the measurement of its speed is still done using the metric system or via miles per hour (mph).