List of Words for Letter ‘P’
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parallel circuit A circuit in which electric current flows through more than one path.
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periodic table A chart that classifies all the known elements by their properties.
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permeability A measure of how fast water can pass through a porous material.
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phase A temporary state of being, often used to describe a change in the appearance of the Moon.
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photosynthesis The process in green plants and certain other organisms that uses energy from sunlight to make food from water and carbon dioxide.
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physical change A change that begins and ends with the same type of matter.
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pitch The highness or lowness of a sound as determined by its frequency.
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planet A large sphere in space that orbits a star.
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plateau A high landform with a flat top.
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pole One of two ends of a magnet, where the magnetic force is strongest.
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pollination The transfer of a flower’s pollen from anther to pistil.
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pollution Harmful or unwanted material that has been added to the environment.
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population All of the members of a single type of organism in an ecosystem.
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pore space space between particles of soil.
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porous Having pore spaces through which air and water can pass.
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potential energy The energy that is stored inside an object.
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precipitation Water in the atmosphere that falls to Earth as rain, snow, hail, or sleet.
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prism A thick piece of glass that bends light, separating white light into bands of colored light.
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producer An organism, such as a plant, that makes its own food.
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property A characteristic of matter that can be observed or measured.