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Vocab #13

Science words

When a cold air mass collides with and slides uner a warmer air mass; thunderstorms and cooler temperatures occur cold front
Machine that consists of two or more simple machines Compound machine
Found on evergreen plants with needle-like leaves and no flowers. cone
Mass (large) transfer of heated air into an area of cooler air. convection current
Puffy clouds with flat bottoms. cumulus clouds
When an organism grows to a mature organism. development
A period of time when growth or activity of a plant stops, due to water or temperature dormancy
Female gamete; ovum egg cell
Energy flowing from an electric circuit Electric energy
Process by which plants make their own food. photosynthesis
Created by: asarvis