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WorksheetsNature of Science Review
Total questions: 29
Worksheet time: 2hrs 26mins
Name
Class
Date
1.
The factor in an experiment that will be changed.
a)
dependent variable
b)
independent variable
c)
controlled variable
d)
inferences
2.
You use your five senses to describe something
a)
observation
b)
prediction
c)
experiment
d)
conclusion
3.
The summary at the end of an experiment that explains the results, and referrers to the hypothesis using data.
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
4.
This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted. (not changed)
a)
experimental group
b)
control group
c)
data
d)
variables
5.
A series of steps used by scientists to solve a problem or answer a question.
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
6.
The test of a hypothesis is called a
a)
control
b)
dependent variable
c)
conclusion
d)
experiment
7.
Things that stay the same throughout the whole experiment are called
a)
controls
b)
conclusions
c)
independent variables
d)
constants
8.
The name of the information that you get from your experiment (you organize it into charts and graphs).
a)
observations
conclusion
conclusion
b)
data
c)
variables
d)
hypothesis
9.
Justin blows his nose, but mucus seems to leak through the tissue. He decides to test which tissue holds up the best while sneezing. What is the independent variable?
a)
sneezing
b)
Justin
c)
amount of tissue
d)
type of tissue
10.
Mr. McNeice wanted to know if different types of music affected people's heart rates, so he played different music and checked their pulses. What is the dependent variable?
a)
type of music
b)
heart rate
c)
how long they listend to music
d)
Mr. McNeice
11.
Which question can best be investigated by a scientist?
a)
Should I buy a red shirt or a green shirt?
b)
Does chocolate milk or plain milk taste better?
c)
Does a plant need sunlight to grow?
d)
Which feels softer, cat fur or dog fur?
12.
How many independent variables should be tested at a time in a scientific investigation?
a)
none
b)
one
c)
two
d)
three
13.
The vertical axis of a line graph is called the __________.
a)
slope
b)
line of best fit
c)
x-axis
d)
y-axis
14.
A line graph shows how changes in a responding variable correspond to changes in a manipulated variable.
a)
true
b)
false
15.
You have been asked to make a graph which represents everyone's favorite video game system in your class. Which type of graph would work best?
a)
line
b)
bar
c)
circle
d)
table
16.
The circle graph shows Allen's activities during 24 hours. How much more time in hours did Allen spend sleeping than practicing drums?
a)
2.88 hours
b)
2.40 hours
c)
7.2 hours
d)
6.7 hours
17.
Evolution is the widely held notion that all life is related and has descended from a common ancestor: the birds and the bananas, the fishes and the flowers
-- all related That is, complex creatures evolve from more simplistic ancestors naturally over time.
-- all related That is, complex creatures evolve from more simplistic ancestors naturally over time.
a)
Fact
b)
Theory
c)
Law
18.
A testable statement about the natural world that can be used to build more complex inferences and explanations. To be a hypothesis, a statement must contain a possible explanation.
a)
Fact
b)
Theory
c)
Law
d)
Hypothesis
19.
In science, a well-substantiated explanation of some aspect of the natural world that can incorporate facts, laws, inferences, and tested hypotheses.
a)
Fact
b)
Theory
c)
Law
d)
Hypothesis
20.
Laws tells us that it happens but doesn’t describe how or why.
a)
True
b)
False
21.
Einstein’s famous equation E=mc^2 describes the action of energy being converted to mass. What is this?
a)
Fact
b)
Theory
c)
Law
d)
Hypothesis
22.
Scientific theories are based on
a)
general assumptions of how systems work.
b)
mathematical principles that can be proven true.
c)
large amounts of data collected over time.
d)
observations from within only one scientific discipline.
23.
Kalinda was trying to explain to her friend the difference between a theory and a law in science. She used the theory of plate tectonics and the law of superposition as examples. Kalinda explained the difference by using nonscientific language. Which statement did Kalinda use to correctly describe the difference between a theory and a law in science?
a)
A theory describes a natural event, while a law explains it.
b)
A theory explains a natural event, while a law predicts it.
c)
A theory explains a natural event, while a law describes it.
d)
A theory predicts a natural event, while a law explains it.
24.
Joe tells Mai his theory about why sea turtles nest on the beach instead of in the ocean. He says, “The turtle eggs would sink to the bottom of the ocean, and the baby turtle would drown.” Joe says his uncle, a fisherman, told Joe this information. Mai tells Joe that his theory is not scientific. Why does Joe’s idea not meet the requirements to be a scientific theory?
a)
Joe’s idea is already a scientific law.
b)
Joe’s idea is not supported by scientific evidence.
c)
Joe’s idea is a good guess that can be tested by experiments.
d)
Joe and his uncle are not scientists.
25.
A restaurant recorded the number of pizzas sold each month for one year. The data are shown in the graph below. During which month did the restaurant sell 40 pizzas?
a)
March
b)
May
c)
July
d)
August
26.
Annie recorded the amount of rain that fell each day. The results are shown in the line graph below. How many centimeters of rain fell on the third day?
a)
2
b)
3
c)
4
d)
7
27.
The X axis is _______?
a)
vertical
b)
diagonal
c)
criss-cross
d)
horizontal
28.
The Y axis is _______?
a)
Vertical
b)
Horizontal
c)
criss-cross
d)
diagonal
29.
According to this circle graph, what is the least popular flavor (small) of Jolly Rancher?
a)
Blue Rasberry
b)
Watermelon
c)
Grape
d)
Apple
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