Which of the following would a physical scientist study?
a) DNA sequence of mice
b) evolution of bacteria
c) predator-prey relationships
d) chemistry fo acids & bases
What is d) chemistry of acids & bases?
200
Observation or inference
Dr. B is listening to music
What is an inference?
200
The part of an experiment that stays the same
What is a control?
200
The end result of your experiment is called
What is a conclusion?
200
How much matter an object has is this
What is mass?
300
The application of scientific knowledge to solve a problem
What is technology?
300
How do scientists organize their data?
What is using charts, graphs, tables, diagrams?
300
The reason why we need controls during an experiment
What is so we can compare the variable?
300
How you share your results is called
What is communication?
300
How much space something takes up
What is its volume?
400
Using your 5 senses to gather information
What is an observation?
400
Categorizing objects based upon their characteristics
What is classification?
400
Explain the difference between the independent variable and the dependent variable
The variable that you are changing is called the independent variable (AKA the manipulated variable)
The variable that responds to the change is called the dependent variable (AKA the responding variable)
The dependent variable is usually what you are measuring
400
A set of conditions used to test a hypothesis is called this
What is an experiment?
400
The method used to find the volume of an object is called this
State the Archimedes principle
What is displacement?
Whatever the water rises is the volume of that object
500
A conclusion based on an observation
What is an inference?
500
List the steps of the scientific method in order
What is state the problem
Gather info
State your hypothesis
Design your experiment
Do the experiment
Collect & organize your data
State your conclusion
500
Identify the basic units of measurement for
Length
mass
volume
temperature
What is are the basic units of measurement?
Length meter stick
mass scale
volume graduated cylinder
temperature degrees celsius
500
A statement that is backed up by lots of experiments is called this
What is a theory?
500
The formula we use to calculate the volume of a cubic or rectangular object