ELEMENTS TEST

Which of the following are important elements found in all living things?

• Calcium, magnesium, iron
• Sodium, chlorine, potassium
• Gold, silver, copper
• Carbon, hydrogen, oxygen

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Elements

MA.HS-LS1-6.

Put the following elements in order of their atomic number.

(1 is the LOWEST NUMBER, 5 is the HIGHEST NUMBER)

• Carbon (C)

• Nitrogen (N)

• Oxygen (O)

• Hydrogen (H)

• Phosphorus (P)

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Elements

The atomic number of an atom tells you...

• How many PROTONS are in an atom

• How heavy an atom is

• How many neutrons are in an atom

• What color an atom is

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Elements

The atomic number of aluminum (Al) is...

• 13

• 33

• 26.98

• 9

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Elements

The picture shows a nitrogen atom (N). Label the subatomic particles of the atom.

a

b

c

Electron

Graviton

Proton

Antiproton

Muon

Neutron

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Elements

Carbon dioxide is made of carbon and oxygen atoms.

Compared to carbon atoms, oxygen atoms have ​ (a)   electrons.

• more
• less
• the same amount
• zero

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Elements

Based on the atomic mass, how many neutrons does a typical iron atom contain?

• 26 neutrons

• 30 neutrons

• 12 neutrons

• 52 neutrons

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Elements

Combining hydrogen (H) and carbon (C) through nuclear fusion will produce...

• Nitrogen (N)

• Methane (CH4)

• Silicon (Si)

• Iridium (Ir)

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Elements

Subatomic particles in the nucleus of an atom are held together by...

• Binding force

• Friction

• Sticky fluids

• Gravity

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How do living things benefit from being made of CHNOPS?

(select ALL that apply!)

• It is easier to breathe gases like oxygen than metals like iron

• Non-metals like oxygen and sulfur can interact with a lot of other substances

• Metals like hydrogen get warm very quickly

• Metalloids like nitrogen can act like metals or non-metals.

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Elements