Question: Q: What kind of current flows in just one direction? Choices: - physical current - slow current - Alternating current - direct current A:
Answer: direct current

Question: Q: The populations that live in the same area form this? Choices: - a colony - a habitat - a biome - a community A:
Answer: a community

Question: Q: Some atoms are more stable when they gain or lose an electron and form what? Choices: - molecules - electrons - protons - ions A:
Answer:
ions