25163650
Descrição
Quiz por sherri oberding, atualizado more than 1 year ago
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Criado por sherri oberding
aproximadamente 4 anos atrás
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Questão 1
Questão
An organized way of gathering and analyzing evidence about the natural world.
Responda
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Science
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Observation
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Inference
Questão 2
Questão
A logical interpretation based on what scientists already know
Responda
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Inference
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hypothesis
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observation
Questão 3
Questão
Act of noticing and describing events or processes in a careful, orderly way
Responda
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Inference
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Hypothesis
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Observation
Questão 4
Questão
What kind of experiment should be used whenever possible to test a hypothesis?
Responda
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A controlled experiment in which many variables are tested
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A controlled experiment where as many variables as possible should be left unchanged
Questão 5
Questão
An independent variable is also called a manipulated variable
Responda
- True
- False
Questão 6
Questão
An experiment is usually divided into what 2 groups
Responda
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Independent and Dependent
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Experimental and Control
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Independent and Control
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Dependent and Experimental
Questão 7
Questão
A scientific explanation for a set of observations that can be tested in ways that support or reject it
Responda
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Observation
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Inference
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Hypothesis
Questão 8
Questão
An inference is
Responda
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the same as an observation
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a logical interpretation of an observation
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a statement involving numbers
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a way to avoid bias
Questão 9
Questão
To be useable in science a hypothesis must be
Responda
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measurable
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testable
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observable
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correct
Questão 10
Questão
Which of the following statements about a controlled experiment is true?
Responda
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All the variables must be kept the same
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Only one variable is tested at at ime
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Everyting can be studied by setting up a controlled experiement
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Controlled experiments cannot be performed on living things
Questão 11
Questão
The statement: "The worm is 2 centimeters long" is an
Responda
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observation
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inference
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hypothesis
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theory
Questão 12
Questão
Check all that apply about the characteriestics of living things
Responda
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Based on a universal genetic code
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Grow and Develop
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Living things reposnd to their environment
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Reproduce
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Maintain stable internal environment
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Use and obtain energy through metabolism
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Look like their parents in a process called DNA
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Living things evolve when taken as a group
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Made up of cells
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Use Chlorophyll for energy
Questão 13
Questão
A signal to which an organism responds
Responda
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Sunlight
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Stimulus
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Sexual Reproduction
Questão 14
Questão
Specialized cells within a leaf help regulate gases that enter the leaf and plant helping it survive a drought. This process is an example of
Responda
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Photosynthesis
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Metabolism
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Homeostasis
Questão 15
Questão
Some plants can produce an unsavory chemical to ward off catepillar that feed on its leaves. This is an example of which characteristic of a living thing
Responda
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DNA
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Evolution
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Reproduction
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Response to a stimulus
Questão 16
Questão
Process of anonymous scientist reviewing the work of their peers by testing and evaluating their experiments
Responda
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Skepticism
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Peer Review
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Bias
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Scientific Theory
Questão 17
Questão
Well tested explanation that unifies a broad range of observations and hypotheses that enables the scientist to make accurate predictions about new situations.
Responda
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Theory
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Bias
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Peer Review
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Skepticism
Questão 18
Questão
A particular preference or point of view that is personal rather than scientific.
Responda
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skepticism
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theory
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bias
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observatioin
Questão 19
Questão
Newton's laws of gravity (What goes up must come down) is an example of a scientific theory
Responda
- True
- False
Questão 20
Questão
Scientifc theories are considered absolute truth
Responda
- True
- False
Questão 21
Questão
A skeptical attitude in Science
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Prevents scientists from accepting new ideas
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Encourages Scientists to accept new ideas
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means a new idea will only be accepted if it is backed by evidence
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is unimportant in the scientific process
Questão 22
Questão
The purpose of peer review in science is to ensure that:
Responda
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all scientific research is funded
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the results of experiments are correct
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all scientifc results are published
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published results meet standards set by the scientifc community
Questão 23
Questão
Which of the following characteristics is NOT shared by both a horse and the grass that it eats
Responda
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Uses energy
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response to stiumuli
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movement from place to place
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stable internal environment
Questão 24
Questão
A bird watcher sees an unuusal bird at a feeder, He takes carefull ntes on the bird's color, shape and other physical features, and then goes to a reference book to see if he can identify the species. What aspect of the Scientific process is most apparent in this situation?
Responda
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Observation
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Inference
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Hypothesis formation
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Controlled experimentation
Questão 25
Questão
One meter is equal to
Responda
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1000 millimeters
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1 millimeter
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10 kilometers
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1 millileter
Questão 26
Questão
What is the basic unit of matter?
Responda
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cells
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atoms
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molecules
Questão 27
Questão
Neutrons are negatively charged
Responda
- True
- False
Questão 28
Questão
Protons and neutrons have [blank_start]about the same amount of mass[blank_end]
Responda
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about the same amount of mass
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vastly different amounts of mass
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about the same charge
Questão 29
Questão
Protons and electrons are in the nucleus of the atom
Responda
- True
- False
Questão 30
Questão
Which subatomic particles is negatively charged?
Responda
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protons
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neutrons
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electrons
Questão 31
Questão
Which two subatomic particles's occur in equal numbers in an atom and thus their charges balance each other out?
Responda
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Protons and neutrons
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Protons and electrons
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Neutrons and electrons
Questão 32
Questão
Atoms of the same element that differ in the number of neutrons
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Molecules
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Isotopes
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Compounds
Questão 33
Questão
On which axis should the independent variable be graphed?
Responda
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x axis
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y axis
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title axis
Questão 34
Questão
What are the features of a proper graph title? (check all that apply)
Responda
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A description of the experiment
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Y-axis variable vs X-axis variable
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X-axis variable vs Y-axis variable
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centered above or below the graph
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Against the Left margin
Questão 35
Questão
In an experiment measuring the affect of plant fertilizer on plant growth, the following are true, (check all that apply)
Responda
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the dependent variable is plant growth
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the amount of plant fertilizer should plotted on the y-axis
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The title of the graph should be " Plant growth in cm vs. Amount of Fertilizer in mg"
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The best graph type would be a bar graph
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The best graph type would be a line graph
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