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Gwar [14]
3 years ago
13

PLEASE HELP!!! THANKS I GIVE BRAINLIEST !!A student examines the effect of the number of D batteries in a closed circuit on the

brightness of a light bulb. In the experiment, four circuits were built with 1, 2, 3, and 4 batteries respectively. For each trial, the brightness of the light bulb was measured using a light meter. Which variable should the student keep constant
Physics
1 answer:
kirza4 [7]3 years ago
4 0

Answer:

The batteries

Explanation:

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