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