Answer: Glands
Explanation: Glands are the structures of the endocrine system that produce and secrete hormones.
A motor takes in electricity from a cell or power source and then uses it to move components.
Therefore the answer is (1) Electrical to Mechanical
Metalloids are in Group 13 to 16
Answer:the voltmeter measures the potential difference of the circuit,. Voltmeter is a device used to measure potential difference.
Explanation: