matter, They are solid, liquid and gas., melting, The change from solid to liquid., eyes, The part we use for seeing., flippers, The part use by the turtles and dolphins to swim., tadpole, a baby frog, roots, The part of the plant that takes in water from the soil., force, a push or pull to an object, sun, the main source of heat and light on earth, shadow, it is produced when an object blocks the source of light, weather, It is the condition of the sky or the atmosphere.

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