động vật lưỡng cư - amphibian, ếch - frog, động vật có vú - mammal, cá voi - whale, chim đại bàng - eagle, chim - bird, sinh con - give birth, đẻ trứng - lay eggs, amphibian lives on ??? and in ???? - land / water, mammals - have fur/hair and produce milk to feed their young, people are surrounded by what? - living things and non living things, ice cubes melting - heating, liquid to solid - freezing, what is a reversible change? - you can change it back to its original state, what is an irreversible change? - you can not change it back to its original state, mixing baking powder - irreversible change, boilling water - reversible change, rusting metal - irreversible change,

science

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