1.2
What is a hypothesis?
An educated guess
What is science?
The study of the natural world.
What does science affect?
The way we think and the way we live
Name two types of variables
Independent/Manipulated and dependent/respondent variable
What are variables?
Any factor that can change in a scientific investigation
What does science tell us?
The best explanation of a thing
Who contributes to science?
People who do research, people in many fields, and anyone who asks a question and seeks the answer.
Growing plants without soil
What are some steps in the scientific method?
Defining a problem, Forming a hypothesis and making predictions, Planning an Investigation, Identifying variables, Collecting and Organizing data, drawing and defending conclusions.
What are laws
They describe how the world works
How would our lives look without science?
We could not eat some foods, have any electricity, and be primitive
What is empirical evidence?
Any data and measurements scientists gather in an experiment.
How does Life science use the scientific investigations?
They use the scientific method to study how traits are passed from parents to offspring
How is a law different than a theory
Theories explain things while laws predict them
How are you a scientist?
We ask questions and think about them
What are the benefits of fieldwork?
Scientists can collect information in a natural way.
What is an example of a good scientific investigation?
Experiments should be repeated several times.
How do scientific ideas change?
New evidence, debate, and collaboration
What if funding for scientific research was cut drastically?
We would not know as much
What are the benefits of work in the lab?
Scientists could collect data in a controlled enviroment.