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- 1. Multiple Choice
How do scientists know how atoms are structured?
by looking at them under a microscope
by running experiments that expose their properties.
by examining only the largest atom
by splitting them apart
- 2. Multiple Choice
What can you conclude from the fact that scientists continue to update the atomic model?
new information continues to be discovered.
old information is completely useless.
scientists did not have any information about atoms until a few years ago.
scientists still have no idea what atoms look like.
- 3. Multiple Choice
What contribution did John Dalton make to atomic theory?
he discovered that every atom was positively charged.
he discovered that every element consisted of one type of atom.
he discover that atoms have nuclei
he discovered that atoms can be broken down into smaller parts.
he discovered that Mr. Falabella was smarter than him :)
- 4. Multiple Choice
Place the following scientists in order, from earliest to latest: A) Ernest Rutherford; B) J.J. Thomson; C) John Dalton
B,C,A
C,A,B
A,C,B
C,B,A
- 5. Multiple Choice
The majority of an atom's mass exists where?
the Nucleus
the electron cloud
in the space between the nucleus and electrons
in the neutrons
- 6. Multiple Choice
What are electrons?
postoperative charged partials
Negatively charged partials
Neutrally charged partials
uncharged partials
- 7. Multiple Choice
Ernest Rutherford discovered that atoms were mostly:
Negatively charged
Positively charged
Electrons
Empty space
- 8. Multiple Choice
What does the nucleus of an atom contain?
Electrons and Neutrons
Protons and Neutrons
Neutrinos and Positrons
DNA and RNAs
Dad Jokes and Angry Kids
- 9. Multiple Choice
How are neutrons different from protons and electrons?
they are more massive then protons and electrons
they have no electrical charge
they are less massive the protons and electrons
protons and electrons exist in the nucleus, while neutrons exist in the cloud.
- 10. Multiple Choice
How are electrons arranged in an atom?
in groups of 5
in energy levels
by color
by shape
in a lightning bolt configurations (dad joke of the day.... get it, because they electric lolololol :)
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