Pluto was discovered in 1930. The IAU scientists gave themselves tasks to determine the three main qualifications and the definition of Pluto.
1. Who are the stakeholders involved in this discovery?
A. Scientists
B. Astronomers
C. The International Astronomical Union
D. Public opinion
2. What was the title of the discussion?
A. Pluto: The Former Planet
B. Pluto: A New Classification
C. The IAU’s Decision
D. Pluto and Its Characteristics
3. Where did this occur?
A. In the United States
B. In Prague/Czech Republic
C. At an international conference
D. In a scientific laboratory
4. When did the International Astronomical Union make its decision?
A. 2000
B. 2006
C. 2010
D. 2015
5. Why did the IAU redefine Pluto’s status?
A. To simplify the classification of planets
B. To increase public interest in astronomy
C. To establish clear criteria for what constitutes a planet
D. Because of new discoveries about Pluto
Sure! Here are the answers to your questions along with brief explanations:
1. Who are the stakeholders involved in this discovery?
Answer: C. The International Astronomical Union
Explanation: The IAU is the organization that officially classified celestial bodies and was responsible for the discussion surrounding Pluto’s status.
2. What was the title of the discussion?
Answer: B. Pluto: A New Classification
Explanation: The title reflects the focus on reclassifying Pluto based on new criteria established by scientists during the discussion.
3. Where did this occur?
Answer: B. In Prague/Czech Republic
Explanation: The IAU made significant decisions regarding Pluto at their annual meeting held in Prague in 2006.
4. When did the International Astronomical Union make its decision?
Answer: B. 2006
Explanation: The IAU officially redefined Pluto’s status as a “dwarf planet” in August 2006.
5. Why did the IAU redefine Pluto’s status?
Answer: C. To establish clear criteria for what constitutes a planet
Explanation: The IAU aimed to clarify and create specific definitions for planet classification, which included the criteria that Pluto did not meet.
Feel free to ask more questions if you need further clarification or assistance!