Question: Q: What is released into the atmosphere when fossil fuels are burned? Choices: - hydrogen dioxide - ferris oxide - hydrogen monoxide - carbon dioxide A:
Answer: carbon dioxide

Question: Q: What does magma that cools underground form? Choices: - anomalies - plates - cracks - intrusions A:
Answer: intrusions

Question: Q: How is blood supplied from the mother to the fetus? Choices: - brain stem - vagina - spinal cord - umbilical cord A:
Answer:
umbilical cord