Which two phrases describe a mineral? A. Has a crystalline structure
B. Can be made in a laboratory
C. Made of nonliving material
D. Often found in the liquid phase

An electrons position cannot be known precisely only it's probability of being in a certain location can be known

What is an example of a physical property?

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here