Energy helps things move, grow, and change. Energy is not lost. Energy changes form.
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Biomass is energy stored in living things.
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This solution changes color. It shows carbon dioxide in the air.
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Chlorophyll traps light energy.
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Chloroplasts change light energy into food energy.
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Guard cells control air movement. This helps energy processes.
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An indicator shows change. It changes color.
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Mitochondria release energy from food.
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Plants change light energy into food energy.
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Cells change food energy into usable energy.
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Sustainability means using energy wisely. So energy lasts.
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Stomata let gases move in and out. This helps energy changes.
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Yeast is a living organism. It releases energy from sugar.
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Abiotic means nonliving energy sources. Sunlight and water.
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Aquatic environments store energy in water systems.
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A biome shows how energy moves in a region.
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Biotic things use and transfer energy.
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Carrying capacity depends on available energy.
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Climate controls how much energy an area gets.
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An ecosystem shows energy moving between living and nonliving parts.
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A habitat provides energy resources.
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A limiting factor restricts energy availability.
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An organism uses energy to survive.
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Precipitation affects energy and resources.
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Radiation is energy from the Sun.
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A resource provides energy or materials.
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The taiga has limited energy from sunlight.
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Temperate forests receive medium energy.
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The tundra has very low energy input.
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Topography affects how energy moves.
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Tropical forests receive high energy from the Sun.
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