Examlex
Satellite A has twice the mass of satellite B,and moves at the same orbital distance from Earth as satellite B.Compare the speeds of the two satellites.
Single-Word Utterance
A stage in language development where children communicate using individual words to express ideas, desires, or needs.
Adult Height
The final stature an individual achieves after the completion of growth, largely determined by genetics and environmental factors.
Immunization
A process that stimulates the body’s immune system by causing production of antibodies to defend against attack by a particular contagious disease. Creation of antibodies may be accomplished either naturally (by having the disease), by injection, by drops that are swallowed, or by a nasal spray.
Lethal Disease
A fatal illness capable of causing death.
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