Which of the following best describes the role of science in society, according to the text?

It helps explain and shape the world

Which of these statements about science is true?

Scientific knowledge evolves as new discoveries are made

What does the scientific method typically include?

Asking questions, forming hypotheses, testing, and analyzing results

What is a theory in scientific terms?

A well-tested explanation supported by evidence

How do scientists share their findings with the world?

By publishing in scientific journals

Why is peer review important in science?

It ensures findings are checked and verified

What is a hypothesis?

An educated guess that can be tested

What is the difference between a scientific law and a theory?

A law describes a pattern, a theory explains why it happens

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MEK23N Chapter 3

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Questions 14

Answers

1
Which of the following best describes the role of science in society, according to the text?
It is only useful for scientists
It is purely theoretical
It helps explain and shape the world
It has no impact on daily life
2
Which of these statements about science is true?
Scientific knowledge evolves as new discoveries are made
Once something is proven, it never changes
Science always finds the absolute truth
Science is based on personal beliefs
3
What does the scientific method typically include?
Guessing and checking results
Asking questions, forming hypotheses, testing, and analyzing results
Only performing experiments
Ignoring previous research
4
What is an example of applied science?
A philosophical debate
A theory about black holes
A discussion about ethics in science
Developing a new medicine
5
What is one reason why scientific knowledge changes over time?
New evidence is discovered
Scientists randomly change their minds
Old ideas are always wrong
Technology never improves
6
What is a theory in scientific terms?
A temporary guess
A random idea
A well-tested explanation supported by evidence
A proven fact
7
What is the main topic of Chapter 3?
Physics and discoveries
Science and knowledge
Mathematics in history
Engineering and technology
8
What is an example of a famous scientific discovery?
The Great Fire of London
The invention of the wheel
The laws of motion
The founding of Rome
9
Which of these is NOT an example of a scientific field mentioned in the chapter?
Physics
Chemistry
Alchemy
Biology
10
Which method is most commonly used in scientific research?
The scientific method
Trial and error
Superstition
Guesswork
11
How do scientists share their findings with the world?
By keeping them secret
By publishing in scientific journals
Through blogs and social media
By only discussing them with colleagues
12
Why is peer review important in science?
It makes research more expensive
It only applies to medical research
It slows down the publication process
It ensures findings are checked and verified
13
What is a hypothesis?
An educated guess that can be tested
An untested assumption
A proven fact
A scientific law
14
What is the difference between a scientific law and a theory?
A law can change, but a theory cannot
A law is an opinion, a theory is a fact
A law describes a pattern, a theory explains why it happens
They mean the same thing

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