If you were testing materials to see whether they conduct electricity using a circuit and bulbs, what variable would you be changing? A. The strength of the battery
B. The number of bulbs
C. The material
D. The time it takes the electricity to complete the circuit

D. The time it takes the electricity to complete the circuit

Explanation:

explanation:

specific heat is the amount of heat required to raise the temperature of a unit mass of a substance.

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