Roger is listing some pros and cons of recycling bottles. What can he list in the “Pro” column? Pro Con Requires additional labor Requires participation from community Uses more resources Increases deforestation Reduces the amount of items that go into landfills Increases energy use

Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.