All models must be bigger that the actual object. True or False?
What is
False (can be)
100
What is predicting?
What is
a statement of what will happen in the future based on facts
100
Define an observation.
What is
Using one or more of your senses to gather information
100
What was the independent variable in the meter stick drop?
What is
gender
100
How does the scientific method start?
What is
With a question.
200
What conclusion did we make from the meter stick lab?
What is
boys have a faster reaction time
200
Define classifying.
What is
grouping things based on categories that are alike
200
What is data?
What is
facts, figures, and measurements gathered by observations
200
What was the dependent variable in the plant experiment?
What is
height of the plant
200
How does the scientific method end?
What is
Sharing/Communicating results
300
Make a hypothesis on who would win a game of dodge ball if they have the same amount of people on each team. The teachers or the students.
What is
If......
Then.....
300
Define evaluating.
What is
comparing and analyzing data
300
What is the difference between a qualitative and quantitative observation?
What is
Qualitative deals with looks and qualities
Quantitative involves measurements, numbers, and amounts
300
What was the dependent variable in the meter stick drop
What is
measurement/reaction time
300
After a question is asked and some research has been done, what is the next step?
What is
Make a Hypothesis
400
The three types of models are.
What is
Physical
Mathematical
Conceptual
400
What is a model
What is
a representation of an object or purpose
400
Define ALL 3 variables.
What is
Independent- Changed on PURPOSE
Dependent- MAY change based on independent variable (variable that is measured)
Controlled- Kept the SAME so experiment is FAIR
400
During the cola wars name 2 controlled variables
What is
amount of pop
temperature of pop
containers/cups
400
List IN ORDER all 9 steps of the scientific method.
What is
1 question
2 hypothesis
3 experiment
4 independent variable
5 dependent variable
6 controlled variable
7 analyze data
8 make conclusion
9 communicate/share results
500
Someone who studies plants would classify plants several ways. Name 3 of those ways to classify plants.
What is
size of leaf
shape of leaf
size of stems
color
blooms/flower
500
What is inferring?
What is
explaining or interpreting what you observed
500
The difference between a scientific theory and a scientific law.
What is
Laws explain what pattern occurs while theories explain WHY the pattern has occurred.
500
From your book, what were the controlled variables from the humming bird experiment?
MUST HAVE AT LEAST 3.
What is
size/shape of feeder, amount/kind of food, height/location
500
What must be eliminated during an experiment in order to make the experiment, conclusion, and data VALID?