1. Exploring Science 7© Pearson Education Limited 2005 Try these… 7Fb 1s c o r n o r i o _ _ _ r o s _ _ _ corrosion When a metal reacts with oxygen and water in the air. Unscramble these letters, and then explain what the word means.

2. Exploring Science 7© Pearson Education Limited 2005 Try these… 7Fb 2d o r p c u t _ _ _ d u _ _ product One of the things formed in a chemical reaction. Unscramble these letters, and then explain what the word means.

3. Exploring Science 7© Pearson Education Limited 2005 Try these… 7Fb 3n e a r t a c t _ _ _ c t _ _ _ reactant One of the chemicals that joins together to form new substances in a chemical reaction.. Unscramble these letters, and then explain what the word means.

4. Exploring Science 7© Pearson Education Limited 2005 Try these… 7Fb 4g r y d e h o n _ y d _ _ _ _ _ hydrogen The gas formed when metals react with acids. Unscramble these letters, and then explain what the word means.