If one lightbulb burns out, but the other bulbs remain lit, the circuit must be a
a. Parallel Circuit
c. Triangle Circuit
b. Series Circuit
d. Circle Circuit

Parallel Circuit

Explanation:

In a parallel circuit, there are multiple paths through which the current can flow, so the resistance of the overall circuit is lower than it would be if only one path was available.

passing a magnet thought the

mixture , because iron gets attracted to magnet .

one negative thing it that it can kill water animals. another negative thing is it can cause the destruction of ecosystem. one way water pollution can be reduced is to conserve energy.