So the frog does not feel pain and it also prevents reflexs movements such as hopping.
To prevent the frog from acting on reflexes, such as hopping.
No.
Forming a hypothesis X4
Forming a hypothesis X4
results of other experiments related to the subject.
results of other experiments related to the subject.
It would help if the question was completed before posting it!
It is an experiment you run before the main one in order to figure out if your experiment does what it is supposed to do, which is render a result which addresses the question at hand. It is often very important to run a preliminary because often things can go run in an experiment which causes very important resources to be thrown out.
If water is not still before an experiment then if the experiment involves measuring water then the measurement would not be accurate. Also if there is something in the water you might spill it out and spoil your experiment.
If the answer is already a well known scientific fact, it would be a waste of time to do an experiment. It also helps you know what additional items you may need to do an experiment.
it is important to degas soda because the CO2 would interfere with results especially density.
Before conducting an experiment, a math problem or series of calculations one usually writes down what their expectations are that a certain result will come from the calculations or experiments. This is called a Hypothesis. You then conduct the experiment or set of calculations, in order to find out whether your expectations, based on your estimations, were correct, or wrong.
In order to conduct an experiment, it is expected that an individual must collect materials and some background information in order to prepare themselves before they can actually collect data in an experiment.
Be clear about the purpose of the experiment.