complete table belowproblem which material can remove the Buble gum stain hypothesis 1.the Buble gum stain will be removed if oil is used2.The Buble gum stain will be removed if water is used3.The Buble gum stain will be removed if ice is used independent 1.dependentyou change:household materialto be applied on thestain controlled 2
Answer (1)
Answer:Here is the completed table: Problem Which material can remove a bubble gum stain? Hypothesis 1. The bubble gum stain will be removed if oil is used. 2. The bubble gum stain will be removed if water is used. 3. The bubble gum stain will be removed if ice is used. Independent Variable Household material to be applied on the stain (Oil, water, ice) Dependent Variable Whether or not the bubble gum stain is removed (Presence or absence of the stain) Controlled Variables 2. Type of bubble gum: Use the same type of bubble gum for all trials. 3. Amount of bubble gum: Use the same amount of bubble gum for all trials. 4. Material to be tested: Use the same material for each trial (e.g., fabric or paper). 5. Time of application: Apply the materials for the same amount of time for each trial. 6. Amount of material: Use the same amount of each material for all trials. 7. Temperature: Conduct all trials at the same temperature.
