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Tutorial 2 - Scientific Methods

Total questions: 35

Worksheet time: 42mins

Name
Class
Date
1.
An organized plan for gathering, organizing, and communicating information
a)
Scientific Method
b)
Controlled Experiment
c)
Technology
d)
Table
e)
Control
2.
A summary based on evidence or facts
a)
Conclusion
b)
Technology
c)
Inference
d)
Dependent Variable
e)
Bias
3.
The group in an experiment that is exposed to the same conditions as the experimental group except for the one independent variable.
a)
Control
b)
Table
c)
Independent Variable
d)
Data
e)
Argument
4.
An experiment in which only one variable is changed.
a)
Controlled Experiment
b)
Scientific Method
c)
Hypothesis
d)

cows

e)
Valid
5.
Variable that is observed and that changes in response to the independent variable; data gathered is plotted on the y-axis of a graph.
a)
Dependent Variable
b)
Procedure
c)
Evidence
d)
Conclusion
e)
Bias
6.
Represents numerical information spatially.
a)
Graph
b)
Model
c)
Data
d)
Argument
e)
Valid
7.
A testable prediction; usually written as an "if"/"then" statement.
a)
Hypothesis
b)
Inference
c)
Controlled Experiment
d)
Valid
e)
Theory
8.
Factor in a controlled experiment that is deliberately changed; data gathered is plotted on the x-axis of a graph.
a)
Independent Variable
b)

trees

c)
Control
d)
Theory
e)
Technology
9.
A logical interpretation based on prior knowledge and experience.
a)
Inference
b)
Hypothesis
c)
Conclusion
d)
Bias
e)
Graph
10.
Process of noticing and describing events or processes in a careful, orderly way
a)
Observation
b)
Evidence
c)
Argument
d)
Valid
e)
Dependent Variable
11.
A way of organizing, writing, and conducting the experiment.
a)
Procedure
b)
Dependent Variable
c)
Valid
d)
Theory
e)
Data
12.

Fiona went to the science museum and saw that she could grow crystals from powders she had at home. This was the first step to her experiment. What part of the scientific methods is this?

a)

Hypothesis- An educated guess on what will happen

b)

Observe- what got you curious, what did you see?

13.

Fiona decided to explore more and came up with a question to explore. It was "What Affect if any will different types of household powders have on growth of a crystal? " This was her second step to the experiment. What part of the scientific methods is this?

a)

Question- what are you going to explore and find out? The problem you want to solve

b)

Conclusion- When done with the experiment, discuss your findings, hypothesis, data

14.

Fiona did some collecting of information on her experiment, and discovered that Epsom Salt Crystals grew the largest. This was the third part of her experiment. What part of the scientific methods is this?

a)

Research- Look for answers to your question to base your experiment on

b)

Observe- what got you curious, what did you see?

15.

Fiona decided to make an educated guess on what would happen before she did the experiment. She decided that the Epsom salt would grow the largest crystals because epsom salt has stronger chemical bonds. This was the 4th part of her experiment. What part of the scientific methods was this?

a)

Hypothesis- An educated guess on what will happen

b)

Conclusion- When done with the experiment, discuss your findings, hypothesis, data

16.

Fiona ran her experiment and measured the size of the crystals daily and recorder the data in a data table. This was the 5th part of her experiment. What part of the scientific methods was this?

a)

Hypothesis- An educated guess on what will happen

b)

Experiment- set it up, only change your variable you want to find answer to, collect data.

17.

After the experiment Fiona discovered that her hypothesis was incorrect, the Baking Soda grew the largest. Her data showed the Baking Soda crystals grew 4x larger. She wrote up a summary of what happened. This is the 6th part of the experiment. This part is called what in the scientific methods?

a)

Conclusion- When done with the experiment, discuss your findings, hypothesis, data

b)

Research- Look for answers to your question to base your experiment on

18.

In Fionas experiment, she had an independent variable. This is the variable she had control over. What variable was the independent variable in Fionas experiment?

a)

The different powders

b)

The size of the crystals

19.

Fiona had a dependent variable in her experiment. This is the measurable variable that changed due to what she changed. What was her dependent variable in her experiment?

a)

Type of powder she used

b)

The size of the crystals

20.

Fiona followed the scientific methods and had constants in her experiment. Constants- variables we keep the same. What were Fiona's constants?

a)

Amount of water, size of jars, type of string

b)

Type of powders

21.

What is an example of Interpretation and Drawing Conclusions?

a)

Marsh grass growth is limited by available nitrogen.

b)

Similar plots of grass were used. Control group has no nitrogen added while experimental group did.

c)

Sampled plots, recorded data, and found out experimental group is larger.

d)

Addtional nitrogen was the reason it grew more.

22.

What is an example of Observation and Analysis of Data?

a)

Marsh grass grows better in some places.

b)

Additional nitrogen was the reason it grew more.

c)

Marsh grass growth is limited by available nitrogen.

d)

Sampled plots, recorded data, and found out the experimental group is larger.

23.

What is an example of Experiments?

a)

Marsh grass growth is limited by available nitrogen.

b)

Similar plots of grass were used. Control group no nitrogen added. Experimental group nitrogen added.

c)

Additional nitrogen was the reason it grew more.

d)

Marsh grass grows better in some places than others.

24.

An explanation for a broad range of observations, facts, and tested hypotheses is called a........

a)

theory

b)

hypothesis

c)

law

d)

conclusion

25.

What is the part of an experiment that does not change?

a)

Hypothesis

b)

Control group

c)

Variable

d)

Ms. Jordan

26.
Which of these contains steps in the right order?
a)

Ask a question, state your hypothesis, research, experiment, analyze, make a conclusion, communicate results

b)

State your hypothesis, ask a question, research, experiment, analyze, make a conclusion, communicate results

c)

Ask a question, research, state your hypothesis, experiment, analyze, make a conclusion, communicate results

d)
State your hypothesis, ask a question, research, make a conclusion, experiment, analyze
27.

¨The house is blue.¨ What type of observation is this?

a)

qualitative

b)

quantitative

c)

independent

d)

dependent

28.

The experimental group is ________.

a)

given the dependent variable

b)

given the independent variable

c)

is not given any variables

29.

"A scientists used a triple beam balance to measure the mass of a feather to be .2 grams and a bowling ball to be 2000 grams." This statement best represents what type of observation?

a)

qualitative

b)

quantitative

c)

independent

d)

dependent

30.
What should be Mark's next step?
Problem: Mark a student who volunteered at the zoo wanted to help decide which food was better, the company's cheaper food or the zoo's original food. 
a)
Mark should research at the library.
b)
Mark hypothesizes the zoo's diet was better (protein & vitamins). 
c)
Mark hypothesizes the company's diet was better (protein only). 
d)
Mark collects data from his experiment. 
31.
After researching, he finds vitamins help improve the body.

What should his next step be?
a)
Conclude his hypothesis is correct. 
b)
Agree with the company.
c)
Collect data from the rats.
d)
Find a way to test his hypothesis.
32.
Once he gets his 20 rats, they are the same age and weight, what should his next step be?
a)
Name them.
b)
Feed all of them the same food.
c)
Conclude the rats will do better on the zoo's diet.
d)
Divide them into groups of 2 and decide which group gets which food.
33.
Once the experiment starts, what is his next step?
a)
Record the weight of the rats for three weeks.
b)
Write nothing down.
c)
Start subtracting the weights.
d)
Dance.
34.
Once he has all his data, what should he do?
a)
Make up his conclusion.
b)
Ignore the data.
c)
Subtract the weights in order to compare, which food is better.
d)
Create a problem.
35.

If all the rats weighed 5 kg, and the zoo diet rats gained 1 kg, but the other rats didn't gain weight. 

Which is the correct conclusion?

a)
Mark concluded that the diet with protein and vitamins resulted in a 20% greater weight gain.
b)
The protein rich food was cheap and the best choice.
c)
The zoo's food tasted better.
d)
The rats ate more of the zoo's food.

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