From everyday questions to specialized queries, IDNLearn.com has the answers. Join our community to receive prompt, thorough responses from knowledgeable experts.

An older fire alarm has a wax block keeping the circuit open. When the heat from a fire melts the block, the
circuit is closed, which activates the alarm's bell and flashing light. Which of these energy conversions is
correct?


Sagot :

The heat from the fire melting the wax helps close the circuit.