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Understanding Hypotheses in Science

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Questions and Answers

What is a hypothesis in science?

A proven explanation
An untestable guess
A possible explanation that can be tested (correct)
A random observation

Why is it important for a hypothesis to have only one variable?

To confuse other researchers
To ensure the experiment is never repeated
To limit the experiment's scope and focus (correct)
To make the experiment more complex

Why must a hypothesis be testable?

To make it more interesting
To give researchers more work to do
To confuse the research process
To allow for validation through experimentation (correct)

Which of the following is an example of a bad hypothesis?

All cats will jump when they see a cucumber. (A) Signup and view all the answers

Why should hypotheses be tested multiple times by different researchers?

To validate the findings and ensure reliability (D) Signup and view all the answers

What distinguishes a scientific theory from a hypothesis?

A theory has been tested multiple times and proven true. (A) Signup and view all the answers

How are scientific laws different from scientific theories?

Laws explain why something happens, while theories explain how. (D) Signup and view all the answers

What is the primary difference between a scientific theory and a non-scientific law?

Non-scientific laws are always true, while scientific theories can be disproven. (B) Signup and view all the answers

How does a hypothesis differ from a scientific law?

A hypothesis explains why something happens, while a law explains how. (B) Signup and view all the answers

Which statement correctly describes the difference between a hypothesis and a theory?

A hypothesis has not been proven, while a theory has been tested and proven true multiple times. (C) Signup and view all the answers

What is the main purpose of the scientist's hypothesis in the text?

To propose a statement that can be tested and determined to be true or false (B) Signup and view all the answers

Based on the text, what is a key characteristic of a scientific theory?

It takes a long time to develop and has consensus (A) Signup and view all the answers

What distinguishes a scientific law from a non-scientific law?

Scientific laws explain patterns observed in nature and do not change, unlike governmental laws (C) Signup and view all the answers

How does the text describe the process of developing a scientific theory?

Involves developing a consensus over time among scientists (B) Signup and view all the answers

What misconception does the text address regarding the term 'theory' outside of the scientific context?

'Theory' often means a guess or idea outside of science (C) Signup and view all the answers