Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

[Q]: Producers in an ecosystem generally get their energy from the sun.
[A]: Where do producers in an ecosystem generally get their energy from?

[Q]: The two parameters used to measure changes in ecosystems are resistance and resilience.
[A]: The two parameters used to measure changes in ecosystems are resistance and what related factor?

[Q]: Downhill skiiers gain little advantage from a running start because the initial kinetic energy is small compared with the gain in gravitational potential energy other energy form.
[A]:
Downhill skiiers gain little advantage from a running start because the initial kinetic energy is small compared with the gain in what other energy form?