A teacher cut an apple into three wedges of the same size. She dipped one wedge in lemon juice, dipped another in water, and left one alone. Then she left the wedges on a paper towel on her desk. After one hour, only the wedge that had been dipped in lemon juice was yellow. The other two wedges had turned brown. What is the responding variable in this experiment.

Other questions in category

• classify each change as physical or chemical. a balloon filled with hydrogen gas explodes upon conta...
• A single electron in an orbital has quantum numbers n = 2, ℓ = 0, mℓ = 0, ms = ½. what are the quant...
• Why is oxygen used in the production of raw copper?
• Which of the following elements is the most reactive between boron, sulfur, and chlorine...
• Hazmat Poison gas is in what class?
• In the initial sequence of thorium-232 decay, an alpha particle is emitted followed by a beta partic...
• A solution is prepared by adding 1. 60 g of solid nacl to 50. 0 ml of 0. 100 m cacl2. What is the mo...
• Click on the event or events that led to the formulation of the cell theory...
• are medications typically used to relieve excessive mucus in nasal pathways. a) Radioactive isotopes...
• Identify the world that is being described in each statement about the previous topic afterwards wri...