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Thinking Like a Scientist
Thinking Like a Scientist
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1
Convert 50 meters to centimeters
.0005 centimeters
5,000,000 centimeters
100 centimeters
5,000 centimeters
2
What is the independent variable in an experiment?
The variable used to compare results back to
The variable that is manipulated or changed.
The variable that is not changed.
The variable that doesn't react.
3
To be useful in science, a good scientific question must:
If/then format
Be incorrect
Be correct
Be testable or measureable
4
What is a scientific theory?
The end result of science
The same as a hypothesis
A best guess about something.
A well tested explanation for how something works.
5
What type of data is this graph best to display?
Comparing Groups
Correlation between IV and DV
Change over time
Parts of a whole
6
Which of the following is an inference about the image?
The purse has a gold clasp
The purse has money inside
The purse is pink
The purse has a strap
7
Which of the following statements about a controlled experiment are true?
They cannot be performed on living things.
All the variables must be kept the same.
Everything can be studied with a controlled experiment
Only one variable is tested at a time.
8
What is a dependent variable in scientific experimentation?
The variable that remains constant.
The variable that gets no treatment.
The variable that changes in response to the independent variable.
The variable that is changed by a scientist
9
What is science?
Solid, never changing evidence
The art of creating models and experiments
The study of living organisms
The study of all naturally occurring phenomena
10
What is Biology?
Study of naturally occuring phenomena
The study of life
The study of plants
The study of experiments
11
In an experiment, what is a CONTROL?
Controls are the results you are looking for.
The Control is what you keep the same over each trial
Controls are the part of the experiment that is manipulated or changed
The Control is what you compare your experimental results back to
12
What is the range in this set of data? 4, 7, 8, 8, 10
8
6
10
7
13
What is the Independent Variable? If we are looking at different types of fertilizer and how it affects plant growth
Amount of sunlight
Type of fertilizer
Type of plant
Height of plant
14
What type of correlation do we see in this scatter plot?
positive
none
negative
equal
15
We repeat experiments to get more reliable results. What should we do with the data at the boxes shaded in yellow?
Average the results for each trial
Add the results together
Choose only the largest # of data
Find the Mode for the trials
16
What is an observation about the picture
They are walking at a park
The dog has a name
The man is the dog's owner
The dog is wearing a red collar
17
A bird watcher sees an unusual bird. He notes it's color, shape and physical features. This is?
Hypothesis
Experiment
Observation
Inference
18
Mrs. Batty wants to display percentages % of her students who have each letter grade, what type of graph should she use?
pie chart
bar graph
line graph
scatter plot
19
For the popcorn lab: When we counted the number of kernels that pop, this was our _________________ data.
inferred
accurate
qualitative
quantitative
20
Which of the following is an example of QUANTITATIVE data
There are colorful posters on the walls of the classroom
There are 30 students in the classroom
The students appear ready to learn
The fish tank looks dirty
