WorksheetsNature of Science Review
Total questions: 21
Worksheet time: 41mins
Name
Class
Date
1.
Besides the biosphere, which of Earth's Spheres would a wild fire immediately affect?e.7.4
a)
cryosphere
b)
geosphere
c)
atmosphere
d)
hydrosphere
2.
Which of these parts of the Earth's System are interacting when Rose Bushes grow in a garden? e.7.4
a)
geosphere, cryosphere, and atmosphere
b)
biosphere, hydrosphere, and cyrosphere
c)
biosphere, hydrosphere, and atmosphere
d)
cryosphere, geosphere, and hydrosphere
3.
Which statement is one way the biosphere and atmosphere interact?e.7.4
a)
when the dirt of the biosphere washes into the water of the atmosphere
b)
when the water of the atmosphere erodes the surface of the biosphere
c)
when the monkeys of the biosphere interact with the air in the atmosphere
d)
when the air of the atmosphere melts the ice of the biosphere
4.
Sabrina wants to investigate how a whirligig's mass affects the speed at which it travels when dropped. Which variable must Sabrina change during the experiment? n.1.1
a)
the timer
b)
the drop height
c)
the mass of the object
d)
the place where it is dropped from
5.
Jayden collects data on how the color of cell phone cases affects the change in its temperature after sitting in the sun for an hour n.1.1
Which of the following is the test (independent) variable in this experiment?
Which of the following is the test (independent) variable in this experiment?
a)
the cell phone case size
b)
the color of the cell phone case
c)
the temperature
d)
the amount of time in the sun
6.
Jordan noticed that it rained a lot in Florida during the summer. He collected data at the same time each day and averaged the data for each month. n.1.1
What is a constant variable in Jordan's investigations?
What is a constant variable in Jordan's investigations?
a)
the amount of rainfall
b)
the change in temperature
c)
the amount of days in each month
d)
the time of day the data was collected
7.
Why is it important for an experiment to be replicated?n.1.2
a)
to ensure the data are accurate
b)
to ensure they remember the procedure
c)
to observe the effect of the independent variable
d)
to observe the effect of the dependent variable
8.
Meghan wants to make sure the results of her experiment are accurate. She has repeated the procedure many times. She has recorded and analyzed her data. n.1.2
What should be the next step in making sure her results are reliable?
What should be the next step in making sure her results are reliable?
a)
Communicate her results so other scientists can repeat the procedure
b)
Do the experiment again with a different procedure
9.
A cell phone company tested its phones for safe levels of radiation. They repeated the test 1,000 times. The company then hired a team of researchers to replicate the tests. n.1.2
Why did the company hire a team to replicate their tests?
Why did the company hire a team to replicate their tests?
a)
They needed a company to repeat part of the test
b)
The company believed they tested the phones too many times for their test to be reliable
c)
The company knows that if research results can be replicated, they are more likely to be reliable
d)
The company wanted to see if the researchers would obtain the same results with a different procedure.
10.
How is a scientific experiment different from other types of scientific investigations? N.1.3
a)
scientific experiments never uses the scientific tools
b)
scientific experiments always involves the use of models
c)
scientific experiments uses procedures in a random order
d)
scientific experiments test a hypothesis under controlled conditions
11.
Scientists do many types of work. Their work often includes making field observations, conducting surveys, creating models, and carrying out experiments. n.1.3
Which description characterizes an experiment?
Which description characterizes an experiment?
a)
observation of plants or animals in their natural environment
b)
data collected from uncontrolled situations in the natural world
c)
physical or mathematical representation of an object or process
d)
organized procedures to study something under controlled conditions
12.
Maddox and Sebastian want to know whether different colors of light affect the growth of plants. They buy four plants and place three of them under lamps with different colored light bulbs. They place the fourth plant in natural light. n.1.3
Which of the following type of science are they conducting?
Which of the following type of science are they conducting?
a)
a simulation to imitate plant growth
b)
a field study to observe plant growth
c)
a model to represent the amount of plant growth
d)
a lab experiment to test a hypothesis about plant growth
13.
If scientific results are not communicated, ________________________ n.1.4
a)
The information can be used by others
b)
The information cannot be verified by others
c)
More discoveries based on the results can be made by others
d)
Scientific discoveries will advance at a faster pace
14.
While reading national geographic magazine, Gavin found an experiment's results were not what he expected. What should Gavin do in order to evaluate the author's results? n.1.4
a)
design a new experiment
b)
publish his own opinion in the same magazine
c)
repeat the experiment as described in the paper
d)
describe his expectations to the author privately
15.
Which of the following is the best reason why scientific facts can change throughout time? n.2.2
a)
Scientific data can be interpreted differently based on personal beliefs
b)
scientific ideas change as new information is collected and interpreted
c)
scientific theories are considered laws once many scientists prove them
d)
scientific experiments can be repeated under different conditions with the same results
16.
Which is true about scientific knowledge? n.2.2
a)
It never changes
b)
It is a collection of facts open to change
c)
It is based mostly on opinions and beliefs
d)
It is voted on every year as to what will be taught
17.
We once thought the Earth was flat. What caused scientists to change this scientific fact? n.2.2
a)
Scientific knowledge is constantly changing.
b)
Some scientific theories are not well understood.
c)
Many scientific theories are proposed with out proper evidence.
d)
Scientific knowledge is not usually reliable because the evidence is old.
18.
Which statement could apply to a scientific theory? n.3.1
a)
it is unable to change
b)
it is based on a guess
c)
it is a law created by scientists
d)
it is widely accepted by scientists
19.
A well-supported idea that explains why or how something happens in nature is an example of what term?n.3.1
a)
law
b)
model
c)
observation
d)
theory
20.
A group of scientists has made a new discovery about how animals communicate.
What would have to happen before their discovery can become a scientific theory? n.3.1
What would have to happen before their discovery can become a scientific theory? n.3.1
a)
Their idea would have to become a law first
b)
Scientists are professionals, so people would accept it right away
c)
They would keep their discovery a secret
d)
Many other scientists would have to verify these findings in order for their discovery to become a theory
21.
The difference between a scientific theory and other theories is that a scientific theory is supported by evidence and widely accepted. Which of the statements below is the best example of a scientific theory? n.3.1
a)
Dr. Leslie has a theory that it will rain tomorrow.
b)
The theory that all animals are unhappy in the zoo, led to a study.
c)
A theory states if lightning strikes, then thunder will follow within 2 minutes.
d)
A group of astronomers have a theory to explain how the universe began.
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