Final answer:
When you see or hear an emergency vehicle approaching that is enroute to meet an existing emergency, you should check your surroundings, look for signs of the approaching vehicle, and safely pull over to allow it to pass.
Step-by-step explanation:
When you see or hear an emergency vehicle approaching that is enroute to meet an existing emergency, you should:
- Check your surroundings and determine the direction the emergency vehicle is coming from.
- Look for flashing lights, sirens, and the Doppler effect in the sound of the siren, which indicates that the vehicle is getting closer.
- Safely pull over to the right side of the road and come to a complete stop to allow the emergency vehicle to pass.