S3 Chemistry Trimester 1 Exam - 1st Nov. 2023

1. One of these belongs to the first stage in Development of Science and Technology.

• The French
• The Egyptians
• The Australians
• The Elders of Antarctica

2. He introduced the first model of an atom

• J. J. Thomson
• Rutherford
• Schrödinger
• Dalton
• Bohr

Sugar that you add into the tea

• Solution

• Solute

• Solvent

3. Difference between Science and Technology

• Science deals with ancient knowledge, while technology refers to modern advancements.
• Science is based only on philosophy while technology is based on entertainment.
• Science is the knowledge and technology is the application of that knowledge.
• Science and technology are interchangeable terms, referring to the same field of study.

4. The first step of scientific procedure.

• Observation and Questioning
• Conclusion and Analysis
• Hypothesis and Experimentation
• Data Collection and Interpretation

5. What will you do after having your hypothesis?

• I will do experimentation
• I will ask the opinion of my group mates
• I will write the lab report
• I will do data analysis

6. This step should be done more than once so as to ensure accurate results.

• Conduct an experiment
• Conclusion
• Hypothesis
• Clean-up after the experiment

7. You do this immediately after having the statement of the problem.

• Discussion
• Conclusion
• Background research
• Hypothesis

8. Steam engine

• Scientific / Industrial revolution

• 20th Century innovation
• Ancient civilization
• 20th century innovation

Pyramids of Giza

• Scientific / Industrial revolution

• 20th Century innovation
• Ancient civilization
• 20th century innovation