Which describes the best approach when conducting a scientific experiment?

conduct repeated trials and make sure the experiment can be replicated
conduct a single trial and make sure the experiment can be replicated
conduct repeated trials and make sure the experiment cannot be replicated
conduct a single trial and make sure the experiment cannot be replicated

conduct repeated trials and make sure the experiment can be replicated

Explanation:

The best approach to any scientific investigation is to conduct multiple trials and to make sure the experiment can easily be replicated over and over again.

Multiple trials of an experiment will help further the accuracy and precision of the set up.

One of the important tents of any hypothesis is that it must be testable and easily replicated.

To attain this, multiple trials and replications are carried out.

The correct answer is B

Explanation:

i just give straight answers .-.

weather forecasts are done by collecting data about the current state of the atmosphere mainly the temperature, humidity and wind and using meteorology, to determine the atmosphere that evolves over time. the h and l mean the high and low pressure. the red strip is a warm front. the blue strip is a cold front. the blue and red strip is a stationary front. the purple strip is a occluded front.

explanation: