4193070
Beschreibung
Quiz von Jade Dickey, aktualisiert more than 1 year ago
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Erstellt von Jade Dickey
vor fast 9 Jahre
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Frage 1
Frage
Prior to an experiment scientists make a(an) __________ which is an educated guess about the solution to a problem.
Antworten
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hypothesis
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data
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scientific theory
Frage 2
Frage
A well tested idea that explains and connects observations, hypotheses and events in nature is a scientific __________
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theory
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observation
Frage 3
Frage
Observations and measurements recorded during an experiment are considered
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Dependent variable
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data
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control variable
Frage 4
Frage
The factor that is expected to change in an experiment is called a(an)
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independent variable
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dependent variale
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control variable
Frage 5
Frage
The scientist changes the __________ __________ on purpose during the experiment
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independent variable
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control variable
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dependent variable
Frage 6
Frage
A logical conclusion based on observations, prior knowledge and data is a(an)
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observation
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inference
Frage 7
Frage
A __________ is a statement that describes what scientists expect to happen every time under a certain set of conditions
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control variable
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theory
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scientific law
Frage 8
Frage
When information is gathered through use of your five senses, you are making a(an)
Antworten
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inference
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observation
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hypothesis
Frage 9
Frage
Which of the following is the correct order of the scientific method steps?
Antworten
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Determine a problem, Arrive at a conclusion, Test the hypothesis, Research the problem, Analyze data, Make a hypothesis
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Determine a problem, Make a hypothesis, Test the hypothesis, Research the problem, Analyze data, Arrive at a conclusion
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Determine a problem, Research the problem, Make a hypothesis, Test the hypothesis, Analyze data, Arrive at a conclusion
Frage 10
Frage
The central core of the atom is called its
Antworten
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nucleus
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electron cloud
Frage 11
Frage
The Proton is the subatomic particle that carries a _____ charge
Antworten
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negative
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positive
Frage 12
Frage
The Neutron is the subatomic particle that carries a _____ charge
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neutral
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negative
Frage 13
Frage
The Electron is the subatomic particle that carries a _____ charge
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negative
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postitive
Frage 14
Frage
Most of the mass of an atom is found in the
Antworten
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electron cloud
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nucleus
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electron
Frage 15
Frage
Most of the total volume of an atom is due to the
Antworten
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electron cloud
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electron
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nucleus
Frage 16
Frage
Atom X has 42 protons and 47 neutrons. Atom Y has 42 protons and 42 neutrons. Atom X and Y are _____ of the same element
Antworten
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isotopes
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ions
Frage 17
Frage
Without the strong force, the protons would repel each other
Antworten
- True
- False
Frage 18
Frage
The weak force is responsible for radioactive decay
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- True
- False
Frage 19
Frage
The electromagnetic force acts as a force of attraction or repulsion
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- True
- False
Frage 20
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The gravitational force is most easily observed in the behavior of large objects, not smaller ones.
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- True
- False
Frage 21
Frage
Who was credited with the first Atomic Theory
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Dalton
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Bohr
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Chadwick
Frage 22
Frage
His philosophy was the smallest piece of matter is the atom
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Aristotle
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Democritus
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Thompson
Frage 23
Frage
An atom is mostly empty space with a small, positive nucleus
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Rutherford
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Chadwick
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Thompson
Frage 24
Frage
He is credited with the discovery of electrons
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Thompson
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Bohr
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Mr. Rabbit
Frage 25
Frage
He is credited with the discovery of he neutron
Antworten
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Chadwick
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Candle Wick
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Cheese Wick
Frage 26
Frage
In an atom, electrons are located in energy levels that are a certain distance from the nucleus
Antworten
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Bohr
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Boar
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Dalton
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