One of these is not correct
Good design
Practice Questions
Practice Questions II
Miscellaneous questions
100
These are important scientists:


Isaac Newton

Louis Pasture

Robert Dylan

Albert Einstein
Who is Robert Dylan?
100
These measure variables accurately
What are instruments?
100
A scientist ignores some experimental results since they do not agree with her hypothesis. She then submits them for publication. What is an ethical argument for refusing to publish her report?


A. Readers would not be interested in her experiment.

B. The editor preferred articles by paid advertisers.

C. Others are testing the same hypothesis.

D. Author has submitted biased results.
What is answer D
100
How does a control group in an experiment differ from other groups in the same experiment?


A. It tests a different hypothesis.

B. It has more variables.

C. It differs in the one variable being tested.

D. It utilizes a different method of data collection.
What is answer C?
100
This is also known as the "roadmap of an experiment"
What is experimental design
200
Scientists find information from:


Newspapers

Journals

Meetings

Internet
What are Newspapers?
200
This makes sure that results are accurate
What are preform several trials?
200
A scientist is studying the effects of a new drug on humans. What practice would be considered unethical?


A. The scientist makes a statistical study of people that might be helped by the new drug.

B. The scientist gives people the drug without fully explaining the risks.

C. The scientist studies the drug using high-powered equipment.

D. The scientist researches discoveries of similar drugs.
What is answer B?
200
What is the correct volume of an aquarium with these dimensions: Length = 50cm, Width = 10.52cm, Height = 8.cm?


A. 4,208cm3

B. 4,208.0cm3

C. 4,208.00cm3

D. 4,208.000cm3
What is answer A?
200
One of these is not an element of a good conclusion.


A. Logical

B. Detailed

C. Supported

D. Relevant
What is answer B?
300
These are characteristics of ethics:


Changing data

Informed consent

Recording all data
What is changing data
300
Knowing this allows us to determine what is changing or not
What is ID the variables?
300
How do experiments differ from theories?


A. Experiments are based on observations, theories on data.

B. Experiments look at the natural world, theories do not.

C. Experiments produce data, theories provide explanations of data.

D. Experiments can be verified, theories cannot be proven or disproven.
What is answer C?
300
A graduated cylinder is used to measure the...


A. Temperature of a flame

B. Volume of a liquid

C. Mass of a powder

D. Pressure exerted by a gas
What is answer B?
300
Negative results of a hypothesis give this.
What is information to form a new experiment.
400
These are elements of a good experiment:


manipulated variable

control

responding variable

favorable variable
What is favorable variable?
400
This allows us to know that we have everything we need to perform an experiment.
What is have a list of materials?
400
Which of the following does not represent a testable hypothesis?


A. There is less sunlight in the bottom of a pond where the water is deeper.

B. A meteor impact killed the dinosaurs.

C. Increasing the amount of fertilizer will aid plant growth.

D. Humans have a better sense of smell than dogs.
What is answer B?
400
When heating a solution in a test tube, a student should be sure to...


A. Point the test tube in any direction

B. Hold the test tube with two fingers

C. Cork the test tube

D. Wear goggles
What is answer D?
400
A person who knows about the contributions science has made to society is said to have this.
What is scientific literacy?
500
Units of volume:


ML

CC

cm3

gm
What is gm?
500
This is the what is the trials are compared to
What is the control
500
An experiment's design included references to other experiments, a list of materials and equipment, and detailed procedures. What else should be included before the experiment can be started?


A. A set of data

B. An inference based on results.

C. A list of safety precautions to use.

D. A conclusion based on the data.
What is answer C?
500
A graduated cylinder is filled with water to 28mL. A rock is placed in the cylinder, and the water rises to the 57mL mark. What is the volume of the rock?


A. 57mL

B. 85mL

C. 29mL

D. cannot be determined.
What is answer C?
500
Galileo's experiment found that "a body in motion tended to stay in motion".


Newton's first law of motion states that a body at rest would remain at rest and a body in motion would stay in motion at the same speed and direction unless another force acted on it.


What conclusion can be drawn from these statements?


A. Scientists frequently build on the work of earlier scientists.

B. Scientific investigation always leads to improvements in society.

C. Experimentation is more important than observations.

D. The work of earlier scientists seldom influences later scientists.
What is answer A?
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