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Nature of Science Flashcards | StudBud
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Nature of Science
Nature of Science
23 terms
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StudBud Administration
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This is intended as a pre-test to see what students know before beginning an area of study.
Flashcards
23 cards
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Questions
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Answers
1
Which description characterizes an experiment?
collection of data from the unregulated world
observation of plants & animals in their natural environment
an organized study of something under controlled conditions
physical or mathematical representations of an object
2
Although a scientific theory is well supported and accepted, what might cause it to change?
a scientific law
new evidence
individual claims
a scientific model
3
Which statement is a scientific law?
The sun rises in the east.
The sun appears in the east because of Earth's rotation.
If the sun rises in the east, I am in the Western Hemisphere
Why does the sun rise in the east?
4
Which of the following abbreviations would be used when measuring the length of a line?
m
g
C
L
5
Which of the following is not an SI unit?
gram
hour
Kelvin
meter
6
At what temperature does water reach its maximum density?
4 °C
8 °C
12 °C
0 °C
7
Which of the following is the basic unit of mass in the metric system?
grams/cubic centimeter
liter
gram
meter
8
Which phrase defines a scientific theory?
an untested idea
an accepted description
a well-supported hypothesis
an educated guess
9
Which of these activities could be part of a scientific investigation?
eating lunch in the cafeteria
recording the outdoor temperature
learning the rules of a new game
reading parts of a play aloud
10
Which of the following would a person who is thinking like a scientist do?
talk with friends
ask testable questions
form opinions about science
take a chemistry class in school
11
What do we call something that is a repeatable pattern found in nature?
a scientific law
a scientific fact
a scientific theory
an observation
12
Which statement is a testable hypothesis?
b. There are more than 100 elements in the periodic table.
Sample X has a greater mass than sample Y.
Seeds getting 10mL H2O daily grow faster than ones with 5mL
We have found that bean seeds sprout faster than corn seeds.
13
What does the abbreviation mL mean in the metric system?
millimeter
meter line
milliliter
metric Liter
14
Which of the following is a scientific observation?
Days are longer in the summer
Strawberries taste better than oranges
The fruit might be poisonous
The leaves on the tree are green
15
Which portion of the graph takes the greatest amount of time to happen?
from point 3 to point 4
from point 1 to point 2
from point 4 to point 5
from point 2 to point 3
16
Some scientists work in life science. Which of the following is an example of a life scientist?
an astronomer
a geologist
a cell biologist
a meteorologist
17
Which statement best describes science?
a collection of knowledge about Earth
a list of facts that all scientists agree are true
a complete explanation of everything that happens in space
a study of natural events and conditions
18
Which of the following is the basic unit of volume in the metric system?
grams/cubic centimeter
liter
meter
gram
19
In the metric system, the prefix “k” means:
0.001
1,000
one hundred
degree Kelvin
20
Which characteristic is part of good scientific experiment?
Results are not reviewed by peers.
Results are based on an undisclosed process or procedure.
Results are based on a small sample size.
Results can be reproduced.
21
Which description defines the variable in a scientific experiment?
a range of values for a particular quantity in an experiment
a question being explored by an investigation
a set of possible outcomes for an experiment
any factor that can change in a controlled experiment
22
In the metric system, the prefix “centi” means
one one-thousandth
one hundred
one thousand
one one-hundreth
23
Which of these shows the following number in scientific notation: 3.14 x 10
4
314
3.1400
.31400
31400
