A 1kg ball of lead and a 10 kg ball of lead are dropped from the same height at the same time in a vacuum (no air but still gravity ) 1.) Which has more inertia,
2.)which has greater acceleration during the fall
3.) which has a greater force acting on it when falling

a.) 1 kg ball .) 10 kg ball c.) same

Is it possible to use the energy from two atoms colliding to create a clean burning lasting fuel source with a large amount of force? is it also possible to harness that energy from the two atoms colliding to create a clean energy source that will last for years from just two atoms colliding. is there a possibility to control and store that energy for years but slowly let the energy out enough to power cities cheaper and faster.

Explain to someone who knows nothing about fossils the study of invertebrate paleontology and how it scientists understand the history of the earth. be sure your explanation contains a minimum of two complete sentences.

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