Chapter 1 - About Science Flashcards
quantitative observations |-
observations that include numbers
(quantitative = quantity) |–
The lightbulb is an example of ____.
technology
(applied science)
What punctuation mark can NEVER follow a hypothesis?
A question mark
(A hypothesis is a statement, it is never a question)
You use your brain for which of these:
Observations
Inferences
Inferences
Hypothesis
An educated and careful guess
(Often and “if - then” statement)
If you use your brain, then it is an (obseration/inference)
inference
Law, Theory, Scientific Fact, or Hypothesis?
It is always a statement.
Hypothesis
An explanation of an event that is based on repeated observations and experiments is a ____.
theory
qualitative observation
has no numbers
explanation of a group of related events that is based on extensive observation and experimentation
scientific theory
Must be in the form of a statement.
A hypothesis
In order to make observations, you must always use…
One of your five senses.
Law, Theory, Scientific Fact, or Hypothesis?
It has many, many parts
Theory
“I have a theory about that”
Statement by someone who does not understand the difference between a theory and a hypothesis
Law, Theory, Scientific Fact, or Hypothesis?
It must be testable
Hypothesis
If you use your senses, then it is an (observation/inference)
observation
Law, Theory, Scientific Fact, or Hypothesis?
It is a description
Scientific Law
Representation of an idea, event, or object that can help people better understand it.
Model
Law, Theory, Scientific Fact, or Hypothesis?
When a part of it is refuted by an experiment, that part is changed to make that one part better.
Theory
First step in designing an experiment
State the problem
Studying the effect of one thing on another in order to test a hypothesis is a(n) ____.
experiment
“aka” means
also known as
(Laws/Theories) are small (can be fully described in a few sentences or a mathematical formula
Laws
Another term for technology is ____.
applied science