Atoms and Molecules

Atom is from a Greek word 'atomos' that means

• energy
• incapable of being cut
• matter
• building block

Approximately how many atoms can you fit on the head of a pin?

• 1,000,000
• 1,000
• 100
• 1,000,000,000

Protons are located in the center of an atom, inside of the

• electron
• nucleus
• neutron

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The flow of electrons from one atom to another is

• energy
• heat
• electricity
• light

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Bill Nye compares atoms to 

• round objects
• letters of the alphabet
• cubes
• space

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Molecules are compared to 

• words
• sentences
• numbers
• algebra

What makes one atom different from another?

• the atomic number
• the number of protons in the nucleus
• the number of electrons
• the number of atoms

In the video, what 2 important components is the Universe made up of?

• water & air
• land & water
• atoms & molecules
• legos & kinetics

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What element is in every living organism?

• lead
• helium
• carbon
• gold

Atoms combine to make

• protons
• neutrons
• molecules
• electrons

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