What is Science? Flashcards
What is the definition of science?
A body of evidence-based knowledge gained through observation and experimentation related to the natural world and technology.
What are the goals of science?
To provide explanations for events in the natural world, to understand patterns in said explanations, and to make predictions about natural events.
What is the scientific method?
A way of solving problems that uses a set of steps to make sure your answer is accurate and based on evidence.
What is the first step in the scientific method?
Observation and asking questions.
What is the second step in the scientific method?
Making inferences and forming a hypothesis.
What is the third step in the scientific method?
Conducting a controlled experiment.
What is the fourth step in the scientific method?
Collecting and analyzing data.
What is the fifth step in the scientific method?
Drawing conclusions.
What is the definition of observation?
Act of noticing and describing events and processes in a careful, orderly way.
What is the definition of an inference?
Logical interpretation based on what is already known.
What is the definition of a hypothesis?
A statement that explains our observation.
What statement is commonly used in the scientific method?
An “if… then…” statement.
What three things must a hypothesis have?
What you are measuring, what you’re changing, and what you think will happen.
What is the definition of a controlled experiment?
An experiment when only one variable is changed and all other variables are kept constant or unchanged (ex. Temp., light, time, availability of nutrients).
What is a dependent variable?
Measured, y axis.