Your iPhone, like an Android, has a "driving mode." It's called Do Not Disturb While Driving ... If you choose "Automatically," you'll find that your phone will often enter driving mode when ...
Although Do Not Disturb while driving is safer, it's sometimes annoying This article explains how to turn off driving mode on the iPhone after first adding Do Not Disturb While Driving to the ...
You can fine-tune Do Not Disturb in Settings > Do Not Disturb ... I prefer silence even with the iPhone is being used, so that I'm not getting email notifications if I'm, say, playing a game ...