Answer:
Because earthquakes shake up the soil and after an earthquake the layers of the earth could be mixed up
Explanation:
Answer:
. Bacteria, viruses, and plankton
Explanation:
they are the important microscopic organisms in the biotic factors. Bacteria are not always bad. They can break down the dead organism and make it into nutrition.
If he wants the study to meet scientific standards then the study needs to adhere to the scientific method. The scientific method is made up of several steps.
Step 1: Define the question he wants to ask. So in this it would be something along the lines of, how do people interact with one another.
Step 2: Then do background research into the subject matter.
Step 3: Construct/devise a hypothesis. What does he expect the outcome of the study to be.
Step 4: Test his hypothesis by carrying out the experiment. Make it clear what kind of experiment he intends on using for example an observation.
Step 5: Analyze the data gathered from the experiment.
Step 6. Draw a conclusion from the results.
Step 7: Share the results through writing a report/article.
Answer:
A
Explanation:
the would be US citizens because they were born in the United States and they get to travail with a pass port
