Q: When electrons move from one atom to another, they become what? Choices: - particles - neons - atoms - ions A:
ions

Q: What do you call any substance in food that the body needs? Choices: - dietary - antioxidant - beneficial - a nutrient A:
a nutrient

Q: Q: What instrument is used to record the length and strength of an earthquake? Choices: - transmitter - epicenter - microscope - seismograph A:
A: seismograph

Question: Q: What planet is a blue green color? Choices: - Mars - sirius - Mercury - uranus A:
Answer: uranus

*Question*
Q: Heterotrophic organisms use organic compounds, usually from other organisms, as a source of what basic element of life? Choices: - oxygen - monoxide - hydrogen - carbon A:
**Answer**
carbon

Q: Destructive interference in waves occurs when what things overlap? Choices: - two waves - three waves - three troughs - two troughs A:
two troughs