Vocabulary
What is a dependent variable?
the variable that is affected
The first two steps of the scientific method are:
1. Make Observations
2. Ask a Question
What is a model?
What is a scientific law?
a statement that describes what always happens under certain conditions in nature
What characteristic must a hypothesis have to be useful in science?
it must be based on scientific knowledge, and it must be logical
What is an independent variable?
the variable that affects the dependent variable
The third step of the scientific method
Form a hypothesis
What is a scientific investigation?
a plan for asking questions and testing possible answers
Ms. Maryah is comparing which paper towel holds more liquid. To test this she buys a pack of Great Value paper towels and a pack of Bounty paper towels. The liquid she will be using is apple juice. What would be the dependent variable in the experiment?
Apple juice because it's what she's using to test the absorbency of the paper towels.
True
What is evidence?
Any type of data that may agree or disagree with a prediction
The fourth step of the scientific method
Test the hypothesis
What is an observation?
Anything that is detected either through human senses or with instruments and measuring devices that extend human senses
True or false: The goal of science is to understand the natural world through systematic study.
True
Which option would be an example of a scientific question?
Are sharks mammals or amphibians?
What is an experiment?
A special type of scientific investigation that is done under controlled conditions
The fifth step of the scientific method
Draw Conclusions
What is a prediction?
What is the scientific method?
A series of problem solving procedures that might include observations, forming a hypothesis, experimenting, gathering and analyzing data, and drawing conclusions
Why might it be better to collect evidence in a natural setting than in a lab?
It gives a better picture of what happens in the real world
What is a hypothesis?
A possible answer to a scientific question
The sixth step of the scientific method
Communicate Results
What is the definition of science?
A distinctive way of gaining knowledge about the natural world that starts with a question and then tries to answer the question with evidence and logic
Ms. Maryah is comparing which paper towel holds more liquid. To test this she buys a pack of Great Value paper towels and a pack of Bounty paper towels. The liquid she will be using is apple juice. What would be the independent variable in the experiment?
True or false: Science can answer all questions
False