Son doong cave in Vietnam is the worlds largest cave passage, and has a portion where the roof has collapsed. What kind of ecosystem is found there, and why?

Identify the type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy

Acommon kind of mechanical weathering is called

What are some natural processes that represent physical and chemical changes?