WorksheetsScience Fusion Lesson 3
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
The way that scientists perform investigations is called......
a)
variable
b)
scientific method
c)
predict
d)
hypothesis
2.
It is an investigation/procedure in which all conditions are controlled. Scientists used this to test a hypothesis.
a)
predict
b)
scientific experiment
c)
using model
d)
conclusion
3.
Scientists use ________________ to study processes in nature that they can observe but they cannot control.
a)
repeated observation
b)
asking questions
c)
controlled experiment
d)
drawing conclusion
4.
Scientists use _________ when they cannot experiment with the real thing.
a)
controlled experiment
b)
draw conclusion
c)
models
d)
asking questions
5.
A __________________ is a statement that can be tested and will explain what can happen in an investigation.
a)
hypothesis
b)
variable
c)
question
d)
conclusion
6.
Which data display is suited to show data or information that doesn't have numbers?
a)
Line graph
b)
Diagram
c)
Bar Graph
d)
Pie Graph
7.
When you __________, you determine which conditions should stay the same and which one should be changed.
a)
ask questions
b)
identify and control variables
c)
make a prediction
d)
draw conclusion
8.
These are steps that you follow in your experiment.
a)
procedures
b)
variables
c)
models
d)
conclusion
9.
Any condition in an experiment that can be changed are ..........
a)
questions
b)
variables
c)
using models
d)
hypothesis
10.
These are kinds of models scientists use when they cannot experiment with the real thing
a)
Program computer simulation model
b)
Repeated observation
c)
Physical model
d)
Both A and C
11.
The list shows the steps of a scientific method
Scientific Method:
. Form a hypothesis
. Develop a plan
. Analyze results
. Communicate results
Which statement is true of this scientific method?
Scientific Method:
. Form a hypothesis
. Develop a plan
. Analyze results
. Communicate results
Which statement is true of this scientific method?
a)
It should be considered a flexible guide
b)
It lists each step according
c)
It is the only one that scientists use.
d)
The results should not be communicated if you don't like them.
12.
Rosa conducts an experiment. Her results do not support her hypothesis. What should she do?
a)
Repeat the experiment to check for errors.
b)
Change the results to support the hypothesis.
c)
Discard the data because it does not agree with her hypothesis
d)
Try to make an experiment that will give her the results she wants
13.
Models allow scientists to test things that might be too expensive or difficult to test using the real item. Which of the following would be an investigation that could use a model?
a)
whether a new spray will repeal mosquitoes
b)
how many times per day a robin leaves her nest
c)
how much weight a new bridge can support
d)
how much water a cubic meter of sand can hold
14.
A hypothesis must be testable. Which hypothesis is testable?
a)
Blue is the best color
b)
Summer is nicer than fall
c)
Dogs are better than cats
d)
A beagle dog can jump higher than a Persian Cat
15.
A scientific method is a way to investigate a scientific problem. Although the order of steps can vary, the tasks performed during each step often stay the same. During which step of the scientific method would a scientist collect data?
a)
developing a plan
b)
forming a hypothesis
c)
testing a hypothesis
d)
communicating the results
100 %
