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7th Chapter 1 Be a Scientist Flashcards | StudBud
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7th Chapter 1 Be a Scientist
7th Chapter 1 Be a Scientist
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1
the one variable that is purposely changed
dependent
independent
controlled
2
Which is a testable question?
Why do teachers give homework?
Does the temp. of a classroom affect student performance?
3
Any factor that can change in an experiment
variable
tool
observation
opinion
4
Observations describing qualities
qualitative
quanitative
5
Which is a testable question?
What types of apples grow in Missouri?
How does talking to a plant affect the plant's height?
6
What is open mindedness?
Not doing what you want
Listening to new ideas.
Always doing what you want.
Being receptiveness to new ideas and concepts.
7
A testable question:
does not include opinion words
includes opinion words (such as best, most, favorite)
8
What is an observation?
A variable that is changed
Putting together items that are alike
Factors being tested in an experiment
Using one or more of your senses to get information
9
What is the independent variable?
Life span
humans
mice
Calories
10
Placing items into categories
infer
models
classify
predict
11
What is a controlled variable?
The track
How fast he runs
The Shoes
12
What is an Objective Observation
A Fact
An opinion
13
Which of the following is a qualitative observation?
the race was completed in 10 minutes
the substance had a mass of 34 g
it is warm outside
the temperature reached a record 117oF
14
What is the Independent variable also known as?
Responding
Manipulated
Standard
Contact
15
Which is a testable question?
Which objects attract to magnets?
Do larger or smaller seeds make prettier flowers?
16
variables that are kept the same
dependent
independent
controlled
17
what is a subjective observation?
an opinion
a fact
18
What is the independent variable?
The average of the test scores
the 25 word vocabulary test
the amount of music playing
the number of CDs in his room
19
What are ethics
descriptive; words used
information gathered from experiments
the study of standards for what is right and what is wrong
study of life
20
What is the inference?
The picture is in black and white.
There are lines on the paper.
A pencil is on the paper.
Someone is drawing.
21
What is the scientific method driven by?
Curosity
A Theory
Evolution
Money
22
Observations with numbers
qualitative
quanitative
23
What is a prediction?
a main idea
What you think will happen next
a detail
a summary
24
What is a qualitative observation of this organism?
1 organism
a head
6 legs
red and black
25
What is skepticism?
the practice of questioning accepted ideas
the ability to be curious
the ability to keep an open mind
the ability to be creative
26
What is the first step of the scientific method?
research
conclusion
experiment
observation/question
27
What is a dependent variable?
How fast he runs
The track
The Shoes
28
What is a independent variable?
The track
How fast he runs
The Shoes
29
What is a observation?
recording information using scientific instrments
recording tools
something you look at
stating what you think
30
What is an inference?
A conclusion based off of your observations.
How big the Earth is.
What you see, hear, taste or touch.
31
What is a quantitative observation?
An educated guess based on observations
An observation that describes using numbers.
An observation that uses the five senses.
A factor that is observed or measured; the results
32
The weighs about 1,200 pounds. This is what type of observation?
Guessing
Looking
Quanitative
Qualitative
33
Which is a testable question?
How does the length of a helicopter's blade affect rotation?
Do flying saucers really exist?
34
What is bias ?
Changing hypothesis to coordinate with results
Asking questions with obvious answers in an experiment
Making the results fit your hypothesis
Altering an experiment
35
What is the dependent variable?
type of fish
the time it takes to finish maze
type of food
amount of food
