Examlex
An object in a circular orbit is in a perpetual state of free fall,i.e.,accelerating toward Earth but never reaching it.Explain.
Isotope
Variants of a particular chemical element which differ in neutron number, and consequently in nucleon number, but not in proton number.
Direct Evidence
Evidence that directly proves a fact without needing any inference or reasoning, commonly used in various scientific and legal contexts.
Indirect Evidence
Evidence that does not directly confirm a hypothesis but suggests its possibility through related observations or findings.
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