Q: What is is a measurement of the force amplification of a machine? Choices: - mechanical push - mechanical pull - force multiplier - mechanical advantage A:
mechanical advantage

Q: What are the two types of vascular tissue? Choices: - ectoderm and phloem - phloem and phlegm - cytoplasm and ectoplasm - xylem and phloem A:
xylem and phloem

Q: Deeper layers of rock must be older than layers closer to the surface, this is the law of what? Choices: - erosion - diffraction - flux - superposition A:
superposition