Final answer:
In the event of power loss, emergency protocols and backup communication methods are critical. The cause of power outages is typically an interruption in the flow of electrons. Space missions, like Rosetta, manage power through system shutdowns and automatic timers to conserve and restore power.
Step-by-step explanation:
When power is lost to radios and an asset is underway, emergency protocols and alternative communication methods must be employed. In the case of a scenario on the moon where a radio breaks, one would need to resort to visual signals or prearranged hand signals to communicate with others. The cause of a power outage may be due to an interruption in the flow of electrons, which stops the electrical current from powering devices like radios.
For spacecraft like the Rosetta, which was solar-powered due to the lack of nuclear power sources, power management is crucial. During periods of weak solar energy, such as when orbiting a comet's aphelion, systems may be shut down to conserve power until more solar energy becomes available. The mission's success relied on an automatic timer to reestablish power near the Sun.