Portugal based its claim to Brazil on the fact that Pedro Alvarez Cabral had landed and had been the first European to discover Brazil in 1500.
Pedro Alvarez Cabral was a Portuguese nobleman, navigator, and also a military commander.
Answer:
Particulate matter (PM10 and PM2. ...
Ozone (O3)
Nitrogen dioxide (NO2)
Carbon monoxide (CO)
Sulphur dioxide (SO2)
Explanation:
I am not really sure but these are the most popular pollutant in Asia. thank you
Answer:
Survey Research
Explanation:
Survey Research is a type of research that involves the use of surveys to collect data. It is a quantitative approach by which list of questions are administered by phone, in person, paper or online, to a certain group of people or a population, for the purpose of getting data about a particular topic or issue. This method of research is flexible and can involve a wide variety of applied questions to pool data together.
From the example, Dr Perry made use of survey research.
Answer:
Rocks and minerals below the earth's surface
Explanation:
Qualities of a Good Questionnaire
Following are the qualities of a good questionnaire.
The length of questionnaire should be proper one.
The language used should be easy and simple.
The term used are explained properly.
The questions should be arranged in a proper way.
The questions should be in logical manner.
The questions should be in analytical form.
Complex questions should be broken into filter questions.
The questions should be described precisely and correctly.
The questionnaire should be constructed for a specific period of time.
The questions should be moving around the theme of the investigator.
The answers should be short and simple.
These answers should be accurate.
The answers should be direct one.
The answers should be relevant to the problem.
The answers should be understand able to everyone of respondents.