- Water Distillation
- Surface Tension
- Hard Boiled Egg through an open bottle trick
- Cloud in a bottle
Good luck!
An ecosystem is <span>a biological community of interacting organisms and their physical environment.</span>
A - Endoplasmic Reticulum.
A, B, D, and E are all wrong. C is the right answer. C is a compound.
A, B, D and E are not unique. A pure substance is something with unique characteristics and if it can be broken down, the result is two or more pure substances. AKA only compounds and elements. This is an easy question so try to study.
