Introduction to Atomic Theory

Presentation

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Chemistry

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10th - 12th Grade

•

Practice Problem

•

Medium

•

NGSS

HS-PS1-4, HS-PS1-7, HS-PS1-8

Standards-aligned

Alyssa Doyle

Used 34+ times

FREE Resource

4 Slides • 10 Questions

Introduction to Atomic Theory

Do Now: Answer the question posted on Google Classroom

LT: I can analyze a video to describe what makes up an atom.

Directions

Watch the video on Atomic Theory. List 5-10 facts from the video in your notes. Be prepared to share out.

Share Out

Share out your facts by unmuting yourselves or typing in the chat. Remember you receive participation points!

Multiple Choice

Who was the first person to come up with the idea of the “atom?”

Bohr

Dalton

Democritus

Aristotle

Multiple Choice

JJ Thomson discovered which atomic particle?

proton

neutron

electron

nucleus

Multiple Choice

What occurred during Rutherford’s experiment that lead to his discovery of the nucleus?

All of the alpha particles all went right through the gold foil

All of the alpha particles bounced off the gold foil

Most of the alpha particles went through the gold foil but a few bounced off at large angles

Half of the alpha particles bounced off the gold foil and half went through it

Multiple Choice

What can be presumed about the atom is most of the particles went through the gold foil?

The atom has no empty space

The atom is very large

The atom has a huge nucleus

The atom is made up of mostly empty space

Multiple Choice

Who developed the "planetary model" model of the atom?

Bohr

Thomson

Rutherford

Dalton

Multiple Choice

According to Rutherford, where is most of the mass of an atom located?

on the outside

inside the nucleus

in the electrons

in the empty space

Multiple Choice

According to several theories, where are electrons located in an atom?

inside the nucleus

outside of the nucleus

Multiple Choice

According to Rutherford's Gold Foil Experiment, what is the charge of the nucleus?

positive

negative

neutral

Open Ended

Why do you think atomic theory continued to change over time?

Type response here

Open Ended

What is one thing all atomic theories have in common?

Type response here

Introduction to Atomic Theory

Do Now: Answer the question posted on Google Classroom

LT: I can analyze a video to describe what makes up an atom.

Show answer

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