A student's dog is a picky eater. The student thinks that she eats better when the TV is on. To test this, The student sets out 0.25 kilograms of food and left the TV off for 4 hours. The student measured how much
food was left. Then the next day, the student set out 0.25 kilograms of the same type of dog food and left
the TV on for 4 hours. The student measured the amount of food left. After Day 1, there were 0.12
kilograms of food left, and after Day 2, there were 0.08 kilograms of food.
Problem:
Hypothesis:
Independent Variable:
Dependent Variable:
Control:
Constant(s);

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wild parsnip is a perennial plant which reproduces rapidly in areas which have no sign of agricultural activity such roadside or at no tillage open areas. it's considered invasive because it can inhibit the growth of another plant  and its reproduction is fast. there are several harmful effects of this invasive plant although its taproot is edible since it is a member of the carrot family. wild parsnips can cause skin blistering when in contact because of the chemicals it contains, second it inhibits the growth of other plants, it will restrict the growth of animals when eaten and lastly, it drives away natural pollinators like bees.