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Activity 1: "Compare Me Now" Direction: Answer Part 1, 2, and 3 by following the specified directions Part 1.) Compare the speed of sound in the following pairs of materials. Write the symbols < or > on the space between the two material.
1. steel ____ seawater
2. carbon ____ dioxide iron
3. wood ____ air
4. oxygen ____ glass
5. brass ____ mercury​​