Answer:
The spacecraft went into a spin as a result of the inflatable airlock being ejected in preparation for re-entry. Their oxygen levels continued to climb to dangerous levels inside and a single spark could have caused a massive explosion and vaporized the entire spacecraft.
Answer: False
Explanation:
It is wrong to check educational qualifications for a job candidate later as this defeats the reason for education and is a fault base for judging a candidate, Education qualification should be one of the basics for employment.
Because earthquakes can start shaking and set off a volcano or erupt it
Answer:
try and think of something
Observational methods, case-study methods and survey methods.
Observational Method
With the observational method (sometimes referred to as field observation) animal and human behavior is closely observed. There are two main categories of the observational method — naturalistic observation and laboratory observation.
Case Study Method
Case study research involves an in-depth study of an individual or group of indviduals. Case studies often lead to testable hypotheses and allow us to study rare phenomena. Case studies should not be used to determine cause and effect, and they have limited use for making accurate predictions.
Survey Method
In survey method research, participants answer questions administered through interviews or questionnaires. After participants answer the questions, researchers describe the responses given. In order for the survey to be both reliable and valid it is important that the questions are constructed properly. Questions should be written so they are clear and easy to comprehend.
