SPONGE BOB’S SCIENTIFIC METHOD

1) Patty Power Which people are the control group? (These don’t receive the treatment) Group B: receive mayonnaise and food coloring

1) Patty Power B) What is the independent variable? The new sauce

1) Patty Power c) What is the dependent variable? (what is being measured) Stomach Aches

1) Patty Power D) What should Mr. Krab’s conclusion be? The new sauce worked!

1) Patty Power E) Why do you think 8 people in group B reported feeling better? Placebo effect: they thought they received the better sauce, so it made them “think” they felt better.

2) Slimotosis A) What is the initial observation? Gary has slimotosis

2) b) What is the independent variable? Seaweed AND Dr. Kelp treatment

2) Slimotosis C) What is the dependent variable? Amount of slime

2) Slimotosis D) Was this a well run experiment? No. Two independent variables (seaweed and Dr. Kelp). You can’t tell which one helped the slime because they are both used.

3) Marshmallow Muscles a) Which person is in the control group? Sponge Bob- receives regular lotion

3) Marshmellow Muscles b) What is the independent variable? Use of muscle cream

3) Marshmellow Muscles C) What is the dependent variable? Muscle Power

3) Marshmellow Muscles D) What are three constants in the experiment? 1) Marshmellow’s weight lifting program (both use it) 2) They meet with Larry at the same time 3) The lotion was used on their arms and back

4) Microwave Miracle What is Patrick’s hypothesis? Fish that eat food exposed to microwaves will swim faster.

4) Microwave Miracle b) Which fish are in the control group? Fish that eat regular (non-microwaved food)

4) Microwave Miracle C) What is the independent variable? Type of food (microwaved vs. not)

4) Microwave Miracle d) What is the dependent variable? Swimming time

4) Microwave Miracle E) What is Patrick’s conclusion? Microwaved Food doesn’t effect swimming speed..both groups have some fish that swim faster.