Answer:
Water,something that looks like a bag and something that looks like smoke.
The bag and water are both in solid and liquid respectively and also the smoke is gaseous.So am not sure of the two substances that you need but I have listed them.Thank you for the question
Answer:
land subsidence,sinkholes,freshwater contamination and having to dig deeper and deeper irrigation wells
Answer:
Cnidarians represent a more complex level of organization than Porifera. They possess outer and inner tissue layers that sandwich a noncellular mesoglea. Cnidarians possess a well-formed digestive system and carry out extracellular digestion.
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Answer:
Ok I need more of the question more info.
Explanation:
