Question: Q: What are formed by atoms gaining electrons? Choices: - ions - cations - oxides - anions A:
Answer: anions

Question: Q: In a wheel and axle, when force is applied either to the wheel or axle, what aspect of the force does not change? Choices: - speed - pressure - shift - direction A:
Answer: direction

Question: Q: Where are protons and neutrons located? Choices: - outside the nucleus - secondary nucleus - orbitals - central nucleus A:
Answer:
central nucleus