NEW
Font size
S
M
L
XL
WorksheetsNOS 1 Review
Total questions: 40
Worksheet time: 41mins
Name
Class
Date
1.
A possible explanation to a problem that has not yet been tested.
a)
data
b)
theory
c)
hypothesis
d)
fact
2.
This variable in an experiment is the one being deliberately changed by the scientist.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
3.
There are two types of data. Which type of data involves numbers that are obtained by counting or measuring?
a)
quantitative
b)
qualitative
4.
The summary at the end of an experiment that explains the results.
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
5.
There are two types of data. Which type of data involves descriptions/photographs/illustrations that cannot be counted or measured?
a)
qualitative
b)
quantitative
6.
In a controlled experiment, how many independent variables can be worked with at a time?
a)
one
b)
none
c)
two or more
d)
how ever many makes sense.
7.
Which statement is an inference about this picture?
a)
The van is tan.
b)
The van ran into KFC.
c)
The driver was hungry.
d)
Red and white are part of the KFC building.
8.
Measuring the number of times a person breathes after exercise involves ____ data.
a)
quantitative
b)
qualitative
9.
Jane Goodall video recorded chimpanzees hunting pigs, this type of data is called ___
a)
qualitative
b)
quantitative
c)
field study
d)
observation
10.
Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent variable.
a)
distance traveled by the ball
b)
height of the ramp
c)
mass of the ball
d)
weight of the ball
11.
Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the dependent variable.
a)
height of the ramp
b)
distance traveled by the ball
c)
mass of the ball
d)
weight of the ball
12.
A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.
a)
Diameter of the ball
b)
Force acting on the ball
c)
Height that the ball bounces
d)
Height from which the ball is dropped
13.
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
a)
Dependent
b)
Independent
c)
Control
d)
Compound
14.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?
a)
Type of plant
b)
Water, apple juice, milk
c)
Plant growth
d)
Color of the plant's leaves
15.
If I study for my scientific method quiz, then I will have a better test score. What is the dependent variable?
a)
Scientific Method
b)
Studying
c)
Independent variable
d)
Test score
16.
What step does every scientific experiment begin with?
a)
hypothesis
b)
question/problem
c)
procedures
d)
conclusion
17.
This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted.
a)
experimental group
b)
control group
c)
data
d)
variables
18.
Why do we want to test only one independent variable at a time?
a)
Because it is hard to setup a data table with more than one variable
b)
To better identify what is causing the changes
c)
It is what has always been done
d)
It's easier to perform the experiment
19.
Recording data on how yellow or orange leaves turn in October by describing them as "green" "slightly yellow" "very yellow" or "orange" is ____ data
a)
quantitative
b)
qualitative
20.
Qualitative or Quantitative:
The cat has orange fur on his ears.
The cat has orange fur on his ears.
a)
Qualitative
b)
Quantitative
21.
Josie was performing an experiment where she grew the same kind of tomatoes in the same soil and amount of water. She sat one in the sun and one in a closet for 14 days. What is the independent variable in Josie's experiment?
a)
tomatoes
b)
soil
c)
sunlight
d)
water
22.
Examine the data shown in the graph below.
What conclusion can be reached by the data shown in the graph?
What conclusion can be reached by the data shown in the graph?
a)
During the months of May, June , and July, the rate of photosynthesis increases and decreases greatly during the winter months.
b)
During the winter months, photosynthesis increases and during the summer months, photosynthesis decreases.
23.
Sugar will dissolve faster in water, if we increase the temperature of the water.
a)
independent
b)
dependent
24.
How does increasing the slope of a ramp affect how far a marble travels?
a)
independent
b)
dependent
25.
Scientists use models to understand things that they cannot observe _______.
a)
indirectly
b)
directly
c)
thoroughly
d)
easily
26.
____ models use 3-D objects, such as toy cars or planes to represent a real concept or idea.
a)
Physical
b)
Mathematical
c)
Conceptual
d)
Computer
27.
Which variable do you measure?
a)
Independent
b)
Dependent
28.
Tom looks at a photograph of a tadpole. He wonders how the tadpole's body changes as the tadpole grows. What type of model would be most useful for Tom to observe?
a)
a set of plastic models of two different types of frogs
b)
a computer animation that follows a frog through its life cycle
c)
a set of diagrams that shows the different parts of a frog's body
d)
a photograph of a tadpole and a photograph of a fully grown frog
29.
A scientist plans to create a model of a coral reef. What must the scientist do when building the model?
a)
include the most important parts
b)
use a computer to build the model
c)
build the model the same size as a reef
d)
build the model so that it can be taken apart
30.
Scientists use different models depending on the subject they are studying. What is true about all models?
a)
Models are made by humans
b)
Models represent one object at a time
c)
Models are the same size as the objects they represent
d)
Models include every detail of the objects they represent
31.
Kim thinks about how to plan a garden. She imagines where the garden will be. She pictures what will grown in her garden and where. Next, Kim draws a picture of her garden. What is Kim doing?
a)
She is creating two kinds of mental models
b)
She is creating a two-dimensional model
c)
She is creating a three-dimensional model from a mental model
d)
She is creating a three-dimensional model from a two-dimensional model.
32.
Veronica reads that a bird's bones are hollow, but strong. Veronica wants to build a three-dimensional model of a bird. Which material would be her best choice to use for bones in her model?
a)
toothpicks
b)
modeling clay
c)
blades of grass
d)
drinking straws
33.
When scientists have MANY, or multiple, trials in an experiment.
a)
Replication
b)
Lots of fun
c)
Repetition
34.
A scientific theory...
a)
is based on lots of evidence
b)
is not valid
c)
is not reliable
d)
has not been tested many times
35.
A set of principles that explains and predicts a phenomena is called a _____.
a)
scientific law
b)
scientific method
c)
scientific theory
d)
scientific instructor
36.
What is a theory?
a)
Describes what happens
b)
Explains a process
37.
What is a law?
a)
Describes what happens
b)
Explains a process
38.
To explain what will happen before it occurs.
a)
predict
b)
conclusion
c)
independent variable
d)
dependent variable
39.
When different scientists do the same experiment over & over again.
a)
Replication
b)
Repetition
c)
Lots of fun
d)
Conclusion
40.
Scientists have MANY trials so their results are
a)
countable
b)
graphable
c)
reliable
d)
hard to understand
Reset
