Based on standard scientific method protocol, what should these scientists have done before reporting their findings?

An unbiased research team should review their methods, data, and conclusion

The philosophical study of knowledge

In an experiment, what is a CONTROL GROUP?

Controls don't have the independent variable

According to the data, which statement is an inference rather than an observation?

Given a choice, bears would rather eat plants.

This is BEST described by which of these?

scientific knowledge builds upon previous knowledge

Why is it important to test only one variable at a time?

to understand why the dependent variable changed

What is the best definition for inference?

A conclusion based on evidence, prior knowledge and reason

Which is the best definition of a hypothesis?

A testable prediction, or possible explanation.

If you’re testing what fertilizer makes plants grow the largest, what would be the independent variable?

The different kinds of fertilizer

Which is an example of quantitative data?

The amount of time it takes for Earth to orbit the sun

Astrology uses the relative positions of stars, planets, and moons to make predictions about a person's personality.

Astrology is not a science. Its predictions are not precise and testable.

What is the independent variable in an experiment?

The variable that is deliberately changed; the factor being tested.

sharing your science with other scientists so that they can verify the work

Which method would NOT increase your knowledge of a topic?

surveying opinions of fellow classmates and friends

Publishing articles about your work so others can replicate

What is the difference between a theory and a law?

a law answers "what?" and a theory answers "why?" or "how?"

What is the difference between a theory and a law?

theories are explanation; laws are descriptions

What is a dependent variable in scientific experimentation?

The variable that changes in response to the ind. variable. What's measured

Do theories become laws?

No! Theories are explanations. Laws are descriptions.

What is the goal of science?

To provide natural explanations for events.

If you’re testing what fertilizer makes plants grow the largest, what would be the control?

A group of plants in which you add NO fertilizer

Which of these would be a reason why Ira's results are not valid?

The sample size of five was too small.

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Nature of science

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Questions 33

Answers

1
What is science?
A way of thinking
All of these
A way of observing
A way of getting & analyzing evidence re: the natural world.
2
What does this picture dis-confirm?
Flat Earth Hypothesis
water conducts electricity
The Earth is spherical
water is wet
3
Based on standard scientific method protocol, what should these scientists have done before reporting their findings?
They should share their data with concerned California environmental groups
They should collaborate with the executives from Mobil Oil to research
An unbiased research team should review their methods, data, and conclusion
The team should meet with local governments to get some feedback on finds
4
What is epistemology
The branch of philosophy that studies physics
The philosophical study of knowledge
The philosophical study of moral judgements
Study of society and its institutions
5
In an experiment, what is a CONTROL GROUP?
Controls don't have the independent variable
Controls experience nothing that the experimental group does
Controls are the part of the experiment that changes
None of these.
6
According to the data, which statement is an inference rather than an observation?
Only a small portion of the bears' diets were rodents.
The bears ate more large animals than fish.
Given a choice, bears would rather eat plants.
The bears ate more plants than animals.
7
This is BEST described by which of these?
science is risky
Stealing information from fellow scientists
plagiarism
scientific knowledge builds upon previous knowledge
8
Why is it important to test only one variable at a time?
to keep accurate notes
to keep the controlled variables constant
to make sure the scientist keeps accurate notes
to understand why the dependent variable changed
9
4.07 g = _______ kg
407 kg
.00000407 kg
0.00407 kg
4.07 kg
10
What is the best definition for inference?
An explanation of evidence
Solutions to a problem
An educated guess
A conclusion based on evidence, prior knowledge and reason
11
Which is the best definition of a hypothesis?
A statement that is always true.
A question that can be researched.
A testable prediction, or possible explanation.
An educated guess.
12
If you’re testing what fertilizer makes plants grow the largest, what would be the independent variable?
the soil
the water
The different kinds of fertilizer
the plants
13
Which is an example of quantitative data?
An object’s texture
The amount of time it takes for Earth to orbit the sun
The color of the sky during a sunset
How rude or nice a person is behaving
14
A philosophy of Knowledge that claims that "Knowledge must come from the senses."
Empiricism
Epistemology
Metaphysics
Rationalism
15
Astrology uses the relative positions of stars, planets, and moons to make predictions about a person's personality.
Astrology is not a science. Its predictions are not precise and testable.
Astrology is a science, it is based on physical objects in space.
Astrology is a science, it is used to make predictions.
Astrology is not a science. Sometimes its predictions are incorrect.
16
What is the independent variable in an experiment?
The variable that receives a variety of changes.
The variable that doesn't react.
The variable that is not changed.
The variable that is deliberately changed; the factor being tested.
17
Jermarris ran 5 kilometers. How many meters is that?
5 m
50 m
500 m
5000 m
18
What is peer review?
Reading a study, and looking for spelling errors
letting as many people as possible read your work and like it on twitter
sharing your science with other scientists so that they can verify the work
sending your experimental materials to a publisher to write about it
19
Which method would NOT increase your knowledge of a topic?
Discussing the topic with expert scientists.
researching the topic, especially the experiments and their results
surveying opinions of fellow classmates and friends
use your own prior knowledge, create hypotheses to test and evaluate result
20
What is peer review?
Letting as many people read your study as possible.
Reading a study, looking for spelling errors.
Sending your experiments to a publisher for review.
Publishing articles about your work so others can replicate
21
Social Studies and art are different from science because these subjects do NOT rely on ...
forming opinions
interpreting facts
making observations
testing hypotheses
22
What is the difference between a theory and a law?
a law answers "what?" and a theory answers "why?" or "how?"
a theory predicts; a law explains
a theory answers "what?" and a law answers "why?" or "how?"
a theory describes; a law explains
23
Kathryn needed 16 centimeters of rope. How many millimeters is that?
1.6 mm
0.16 mm
1600 mm
160 mm
24
A bird watcher sees an unusual bird. He notes it's color, shape and physical features. This is?
Observation
Hypothesis
Inference
Experiment
25
What is the difference between a theory and a law?
theories CANNOT change; laws can change
theories are NOT proven; laws are proven
theories are explanation; laws are descriptions
theories are descriptions; laws are explanations
26
What is a dependent variable in scientific experimentation?
The variable that remains constant.
The variable that is deliberately changed.
The variable that gets no treatment.
The variable that changes in response to the ind. variable. What's measured
27
What is a set of beliefs and/or practices that are mistaken for, or pretending to be - science?
mythology
astronomy
science fiction
pseudoscience
28
Which is an example of qualitative data?
the mass of the sun
color
your height in inches
the amount of quarters in your pocket
29
Do theories become laws?
Yes, but only after many years of evidence.
No! Theories are explanations. Laws are descriptions.
Yes, but only after the idea is peer reviewed over 100X.
Maybe; if Bill Nye likes it enough.
30
23.5 L = _______ mL
2350 mL
0.000235 mL
235 mL
23,500 mL
31
What is the goal of science?
To find unchanging answers to questions
To get people to believe in the supernatural.
To prove things
To provide natural explanations for events.
32
If you’re testing what fertilizer makes plants grow the largest, what would be the control?
The amount of water
The plants with fertilizer
The size of the plants
A group of plants in which you add NO fertilizer
33
Which of these would be a reason why Ira's results are not valid?
There is not problem; the results are valid.
The survey was not good enough.
He only published his data in a school newspaper.
The sample size of five was too small.

Nature of science Flashcards | StudBud