Return to Science Grade 2   Glossary   Choose a Letter | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |   List of words for Letter 'A' Click on    to hear the word and definition. amphibians animals that start their lives in the water  Frogs and toads are amphibians. Arctic a very cold place near the North Pole  In the Arctic, snow is on the ground for much of the year. attract to pull  A magnet can attract some metals. axis a line through the center of a spinning object  Earth’s axis is an imaginary line that goes from the North Pole to the South Pole. Leave Glossary