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What was observed when the electrodes were placed in the sugar solution?

• Many bubbles and bright light.

• No bubbles and no light.

• Few bubbles and dim light.

• Many bubbles and no light.

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What was the result of testing the vinegar solution?

• Many bubbles and bright light.

• Few bubbles and dim light.

• No bubbles and no light.

• Few bubbles and no light.

How did the isotonic drink solution behave when tested for conductivity?

• Produced few bubbles but no light.

• Produced many bubbles and a bright light.

• Produced no bubbles and no light.

• Produced many bubbles but no light.

Which solution demonstrated strong electrical conductivity, indicated by many bubbles and a brightly lit bulb?

• Sugar solution.

• Vinegar.

• Isotonic drink.

• Salt solution.