Atoms and Atomic Model

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​Disclaimer: This session will be recorded for learning purposes. Learning purposes include: a lesson review for students who are absent, students who want to review for a test, etc.

​Get ready to answer some review questions!!!!

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Multiple Choice

As temperature increases, what happens to particles?

• They speed up

• They slow down

Multiple Choice

What is happening in this picture of ice melting?

• Molecules are speeding up

• Molecules are slowing down

Multiple Choice

What is condensation?

• gas to solid
• gas to liquid
• liquid to solid 
• solid to liquid 

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Multiple Choice

He found that atoms have smaller parts and found negative electrons that he theorized were surrounded in a sphere of positive charges

• J.J. Thomson
• Ernest Rutherford
• Niels Bohr
• James Chadwick

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Multiple Choice

He found that electrons have specific amounts of energy and move in specific orbits around the nucleus, like planets orbiting the sun. 

• J.J. Thomson
• Ernest Rutherford
• Niels Bohr
• James Chadwick

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Multiple Choice

What are electrons?

• Positively charged particles
• Neutrally charged particles
• Negatively charged particles
• Uncharged particles

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Multiple Choice

What does the nucleus of an atom contain?

• Electrons and neutrons
• Protons and neutrons
• Neutrinos and positrons
• DNA and RNA

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Multiple Choice

What do carbon-12 and carbon-14 have in common?

• they have same number of protons
• they have the same number of neutrons
• they have the same atomic mass
• they have the same atomic weight

Multiple Choice

How is carbon-12 different from carbon-14?

• They have a different number of protons
• they have a different number of electrons
• they have a different number of neutrons
• they are different elements

1. You may work together or independently and you may switch rooms

2. Complete the Atoms review worksheet in Wizer (link is on the next Slide)

3. Raise your hand if you have any questions!!!

Breakout Rooms

Interactive Worksheets | Wizer.me

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Goals for Completion

1. Complete Lessons 4.01 and 4.0​2 in the OHS

2. Complete the Atoms Review worksheet in Wizer!

3. ​Please check for missing work in the OHS!!!

   1. Check GoFormative for missing tests/assignments!

4. ​Email me if you have any questions!!!!

5. NO LIVE CLASSES TOMORROW - IT'S AN OUTING DAY!!!

   1. I will be in the mountains tomorrow, so I don't know if I will have service! :)​