There are these sensors in the ground that can sense the ground vibrating
Energy used since long time ago is a energy production system where the energy is joined with the new resources and alll of that turns into electric energy!<span />
Answer:
Mutualism
Explanation:
both humans and plants benefit from it because we breath out carbon dioxide
Hydrogen atoms are compressed
together by the enormous gravitational force
of the sun, causing them to fuse int a helium atom (which is heavier than
hydrogen), subatomic particles and enormous
release of atomic energy. The attached
picture shows the sequence of the main reaction
at the core of the sun.
The best and most correct answer among the choices provided by your question is the fourth choice or letter D. Reptiles are the most critically endangered animal group. Their population is threatened due to illegal activities done by man like poaching.
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