Answer:
Temperature of the fridge
Explanation:
The independent variable is the temperature of the fridge.
The hypothesis statement would be "if coffee beans are soaked overnight in a fridge then cold coffee is produce because of the temperature of the fridge".
An independent variable is the cause in an experimental design or set up. It is the variation on this variable that produces the effect we desire to study.
The dependent variable is the cold coffee. It is the cause of putting the coffee in the fridge of overnight.
Answer:
b. energy loss in machines
Explanation:
It is an undesirable effect because it causes loss in energy in a machine which most likely requires a lot of energy to function. Therefore, it is undesirable as the machine will not function properly.
Answer:
The cell is eukaryotic because it contains mitochondria.
nucleus
Explanation:
Answer:
Carbohydrate digestion starts in the mouth and protein digestion starts in the stomach.The digestive system fuels the cells and the excretory system rids the body of the cells' waste.
Explanation:
Answer:
The first thing to look at would be type of symmetry the organism exhibits. If it is asymmetrical then it would be a sponge and the discovery could stop right there. If not, other characteristics need to be investigated.
Knowing the type of body cavity this organism has would be helpful.
It would also be beneficial to know what type of skeleton (endo or exo) this organism has and what its appendages look like.
Finally, the type of digestive tract and the presence or absence of a head would help to determine what this creature is.
