Q: Q: The creation of a voltage across a current-carrying conductor by a magnetic field is known as what? Choices: - off effect - newton effect - show effect - hall effect A:
A: hall effect

Q: Q: Groundwater dissolves minerals and rocks into what? Choices: - gravel - sand - grit - ions A:
A: ions

Q: Q: What is the name of anything that has mass and takes up space? Choices: - solid - carbon - depth - matter A:
A: matter

Q: Q: Which two gases make up the bulk of earth's atmosphere? Choices: - carbon and oxygen - phosphorus and oxygen - nitrogen and argon - nitrogen and oxygen A:
A: nitrogen and oxygen