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Concave

usgb/kɑːnˈkeɪv/Volume
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LampPro Tip 1/3
Physical ObjectsPlay
Use 'concave' for physical objects like dishes or reflectors that curve inward. SlideThe satellite dish has a concave surface to focus signals.
LampPro Tip 2/3
Not FlatPlay
'Concave' suggests that something is not flat, but rather it curves inside like a cave. SlideSkateboarders prefer ramps that are concave for better tricks.
LampPro Tip 3/3
Optics ContextPlay
In optics, 'concave' refers to lenses or mirrors that spread out light rays. SlideHer glasses use concave lenses because she is nearsighted.
Slide

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