Englishfor English speakers
stationary
Adjective
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When an object is stationary, it is not .
When a car stops, it is stationary.
satellites can stay in a stationary orbit. This means they stay in the same position above Earth, and orbit at the same speed as the Earth rotates.
arc
Noun
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An arc is part of a circle.
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Electricity jumping from one place to another. This is very bright and looks like lightning.
arc
Verb
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If something arcs, it makes an electrical curve.
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If something arcs, it goes along a curved path.