Final answer:
In the absence of emergency flares or indicators, practical ways to indicate that you need help during an emergency include shouting for help, making noise, using light signals, and creating visual signals.
Step-by-step explanation:
In the absence of emergency flares or indicators during an emergency, a practical way to indicate that you need help is to use signals and communication methods that can be easily understood by others. Some practical ways include:
- Raising your voice and shouting for help, calling out for assistance so that people nearby can hear you.
- Making noise by banging on objects or using a whistle if available.
- Using light signals such as flashing a flashlight or any other light source in a pattern that can be easily noticed.
- Creating visual signals by waving your arms or any bright-colored object.
Remember that it is important to stay calm and focused during emergencies, and to continue trying different methods until you are able to attract attention and get the help you need.