A.I. Explanation:

Correct answer: assumptions

Explanation: The word 'assumptions' fits grammatically as it is a noun that complements the verb 'have,' indicating what scientists possess in their process of inquiry. Contextually, it aligns with the scientific method, where assumptions are foundational beliefs that guide hypotheses.

Meaning: 'Assumptions' refer to things that are accepted as true or certain to happen, without proof, which are often the starting points for scientific investigation.

Wrong options:

• hypotheses: While 'hypotheses' are also related to scientific inquiry, they are specific testable predictions rather than general beliefs, making them less fitting in this context.
• thinking: 'Thinking' is a gerund that does not fit grammatically with 'have' as it implies an ongoing process rather than a possession.
• principles: 'Principles' refer to fundamental truths or propositions, which are broader than assumptions and do not fit the context of what scientists have in the process described.

Correct answer: experiments

Explanation: The word 'experiments' is a noun that fits well with the verb 'do,' indicating the actions scientists take to test their hypotheses. It is contextually appropriate as experiments are a core component of the scientific method.

Meaning: 'Experiments' are systematic procedures carried out to make discoveries, test hypotheses, or demonstrate known facts.

Wrong options:

• assignments: 'Assignments' refer to tasks given to students or workers, which do not fit the scientific context of testing hypotheses.
• thesis: 'Thesis' is a statement or theory put forward to be maintained or proved, which does not align with the action of conducting tests.
• essays: 'Essays' are written compositions on a particular subject, which are not relevant to the practical actions taken in scientific research.

Correct answer: results

Explanation: The word 'results' fits grammatically as a noun that follows 'got,' indicating what scientists obtain after conducting experiments. Contextually, results are the outcomes of scientific investigations, making this choice logical.

Meaning: 'Results' refer to the outcomes or findings derived from experiments, which provide evidence for or against the hypotheses.

Wrong options:

• figures: 'Figures' typically refer to numerical data or illustrations, which do not encapsulate the broader outcomes of scientific experiments.
• numbers: 'Numbers' are specific quantities and do not convey the comprehensive findings that 'results' do in a scientific context.
• proofs: 'Proofs' are logical arguments demonstrating the truth of a statement, which is not the same as the outcomes of experiments.

Correct answer: data

Explanation: The word 'data' is a plural noun that fits grammatically and contextually with 'a lot of,' indicating the information collected by scientists. It is essential in scientific research for analysis and interpretation.

Meaning: 'Data' refers to factual information used for reasoning, discussion, or calculation, crucial for scientific conclusions.

Wrong options:

• statistics: 'Statistics' refers to the study of data collection, analysis, interpretation, and presentation, which is a subset of data rather than a general term.
• static: 'Static' refers to a lack of movement or change, which does not fit the context of information collected by scientists.
• figure: 'Figure' can refer to a numerical representation or illustration, which does not encompass the broader concept of collected information.

Correct answer: picture

Explanation: The word 'picture' fits grammatically as a noun that complements 'have,' indicating what scientists possess in terms of understanding. Contextually, it aligns with the idea of having a conceptual understanding of the world.

Meaning: 'Picture' in this context refers to a mental image or understanding of how the world operates, based on scientific knowledge.

Wrong options:

• view: 'View' implies a perspective or opinion, which does not convey the comprehensive understanding that 'picture' suggests.
• look: 'Look' is a verb that does not fit grammatically with 'have' in this context, as it does not denote possession of understanding.
• idea: 'Idea' is a more abstract concept and does not capture the holistic understanding implied by 'picture' in the context of scientific knowledge.