1942224
Descrição
Quiz por Kaylan Patel, atualizado more than 1 year ago
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Criado por Kaylan Patel
quase 10 anos atrás
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Questão 1
Questão
Which are the correct subatomic particles?
Responda
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Proton, Neutron, Electron
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Molecules, Neuton, Force
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Electron, Nucleus, Proton
Questão 2
Questão
Neutrons have a negative charge.
Responda
- True
- False
Questão 3
Questão
Select all of the true options about electrons.
Responda
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Positively charged.
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Mass of 0
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Found in the nucleus.
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Same number of electrons as there are neutrons in an atom.
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Same number of electrons as there are protons in an atom.
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The atomic number shows the number of electrons.
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Negatively Charged.
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Mass of 1.
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Found in the energy levels surrounding the nucleus.
Questão 4
Questão
Elements in the same group have the same number of electrons in their outermost energy levels.
Responda
- True
- False
Questão 5
Questão
Nobel gases have a full outer shell.
Responda
- True
- False
Questão 6
Questão
Nobel gases are highly reactive.
Responda
- True
- False
Questão 7
Questão
When chemicals react...
Responda
-
They chemically bond and orbit each other.
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They chemically bond by just getting rid of excess electrons.
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They chemically bond either by exchanging electrons, or by sharing them
Questão 8
Questão
The mass of the products should be lower than the mass of the reactants.
Responda
- True
- False
Questão 9
Questão
The body has many ways to protect the body from the effects of pathogens. What is the role of mucus in this process?
Responda
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It kill the pathogen.
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Traps the pathogen, preventing it from entering the body.
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It harms the pathogen.
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All of the above.
Questão 10
Questão
What is the role of white blood cells in preventing pathogens from harming us?
Responda
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Can ingest pathogens within the white blood cells themselves.
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Produce antibodies which attach to pathogens and destroy them.
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Produce antitoxins to contract the toxins produced by pathogens.
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Overheat the pathogen, killing them.
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Forcing the pathogens out through the respiratory system.
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Placing the pathogen within the cytoplasm of cells.
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Overheat the pathogen, killing them.
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Forcing the pathogens out through the respiratory system.
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Placing the pathogen within the cytoplasm of cells.
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Overheat the pathogen, killing them.
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Forcing the pathogens out through the respiratory system.
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Placing the pathogen within the cytoplasm of cells.
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Overheat the pathogen, killing them.
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Forcing the pathogens out through the respiratory system.
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Placing the pathogen within the cytoplasm of cells.
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