Student Journal - Week 04 - Understanding the Atom

[Pages:32]Name: __________________________

Period:_________

STUDENT JOURNAL ? Week 8- Understanding the Atom Overarching Goal for the Week:

? Describe the structure atoms, subatomic particles and how they were discovered. ? Explain the history of the atomic model. Learning Objectives: ? Describe the structure of the atom and where protons, neutrons, and electrons are

located. ____ ? Compare the mass, size, and charge of the three basic particles of an atom. ____ ? Describe the observations that Dalton's atomic theory supported. ____ ? Describe the arrangement of electrons, protons, and neutrons within an atom.____ ? Explain how Rutherford developed his model of the atom.____ ? List the evidence that showed the existence of electrons, protons, and neutrons.____ ? Compare Thompson's, Rutherford's, and Bohr's models of the atom. ____ ? Explain how elements differ. ____ ? Identify elements and atomic masses on the periodic table. ____ ? Explain how two isotopes differ. ____ ? Explain how two ions differ. ____



My Mad Minute Graph

Day #5 Mad Minute:

Question #1 - Are you satisfied with your overall average for this week? Why or why not? 4 4 4 4

What's Your Average?

Day 1 ___ Day 2 ___ Day 3 ___ + Day 4 ___ Total ___/ 4 = ____



Kickoff:

DAY 1 - Monday

Which of the following is part of an atom? a. Positron b. Neutrino c. Electron d. Ion

Pencils down! Wait for Mad Minute

Mad Minute

1. Everything in the universe is made of _______.

2. What are atoms?

3. Atoms are made of ________.

4. True of false? All atoms are the same?

5. If atoms are not the same, what makes them different from each other?

Grade and graph your Mad Minute!!!



Atoms ? Basic Units of Matter Name: _________________________

Main Idea

Matter is made up of tiny particles called

atoms.

Learning Objectives Describe the structure of the atom and where protons, neutrons, and electrons are located.

Compare the mass, size, and charge of the three basic particles of

an atom.

Describe the observations that Dalton's atomic theory

supported.

Key Words Matter Atom Nucleus Proton Neutron Electron

!

What is the current atomic model? ? Matter is _____________ that has _______ and takes up ________, such as gases, solids, and liquids. ? Matter is not _________, _________, or _________--these are forms of ________. ? An ________ is a _______________________________ that _______________________________________.

Parts of the Atom ? Atomic-force microscopes show the surfaces of atoms. ? The _____________ is the region located in the ____________ of the atom. ? A particle with a ______________ charge is a _______________. ? A particle with a ______________ charge is an _______________. ? A _____________ has __________________.

The Size of Atoms ? Protons, neutrons, and electrons are all ________________than the atom.

Historical Evidence of Atoms ? __________________ (460?370 B.C.) was the first to propose that atoms were _________________ solid spheres with no holes.

The Law of Conservation of Mass ? A ________________ reaction _________________ atoms of one substance into another substance with _________________________. ? The _______________of the _____________ materials is _________________ to the ________________ of the _____________.

The Law of Definite Proportions ? Any _____________________always contains the _________ elements in the ____________________. ? Water from your ___________ is the same as water in a glacier on ________. ? H2O: two hydrogen atoms and one oxygen atom

Dalton's Atomic Model 1. _____________________is made up of __________. 2. Atoms are neither __________ nor ______________ in _______________ reactions. 3. Atoms of different elements combine in _________________________________. 4. Each element is made of a ___________________________________________. 5. The atoms of different elements have ______________________________________________________.

Summary:

Questions /Examples/ Workspace:

Guided Practiced

Independent Practice

Once you have finished your Guided Practice work, move on to the Independent Worksheet at the end of this packet

? CCM ? Chapter 4; Lesson 1 ? Independent Practice Questions Exit Ticket

Which statement is correct? A. In an atom, the protons and electrons are about the same size, and make up the nucleus, which is orbited by the larger neutrons B. In an atom, the electrons and neutrons are about the same size, and make up the nucleus, which is orbited by the smaller protons. C. In an atom, the nucleus and neutrons are about the same size, and make up the protons, which is orbited by the larger electrons. D. In an atom, the protons and neutrons are about the same size, and make up the nucleus, which is orbited by the smaller electrons.

Kickoff:

DAY 2 - Tuesday

Mad Minute

Pencils down! Wait for Mad Minute

5. On number 1-4, circle the particle that has a negative charge.

Grade and graph your Mad Minute!!!



Questions /Examples/ Workspace:

Guided Practiced

Independent Practice

Once you have finished your Guided Practice work, move on to the Independent Worksheet at the end of this packet.

? Begin CCM ? 4;2 ? Independent Practice Questions

Exit Ticket



Main Idea

Scientists have put together a detailed model of the atom

Learning Objectives Describe the arrangement of

electrons, protons, and neutrons within an atom.

Explain how Rutherford developed his model of the atom.

List the evidence that showed the existence of electrons, protons, and

neutrons.

Compare Thompson's, Rutherford's, and

Bohr's models of the atom.

Key Words Spectral Line

Energy Level

Electron Cloud

Summ!ary:

Discovering Parts the Atom ? Part I Name: ________________________

How were electrons discovered? ? ________________________ were used in early experiments on atoms. ? A cathode ray is a stream of _______________ that can be ________ when an __________________________passes through a _________________________. ? The ray travels from a __________________ charged disk at one end to a _________________charged disk at the other end.

Thomson's Experiments ? ________________ discovered the cathode rays _______________ travel in a ________________, but _______ towards the _______________ charged plate. ? ___________________________________________ each other. ? Thomson concluded the cathode ray must have a_______________________ and named the particles _________________. ? Thomson proposed that an atom was a _____________________________. ? Electrons _________________ to _______________ the charge. ? This is often called the ________________________________.

Discovering the Nucleus ? In ___________________________________________ experiment, particles were _______ through a ______________ of gold into a _______________ behind the foil. ? Rutherford predicted the _______ of the particles __________________________________ because the particles would not come upon a charge _____________________________ to strongly ____________ them. ? _______ of the particles did ___________________________________. ? ________ particles were strongly ____________________________. ? ____________ in about __________ bounced _____________________________. ? If the _____________ charge was spread _________, all the particles would have passed through the foil with only a ___________________ change. ? Only something with a ______________________ and _______________ charge could cause some of the particles to bounce backwards.

Rutherford's Atomic Model ? The __________________ charged ___________ is in the _________ of an atom. ? ______________ with a ______________ charge travel around ___________________________________________ the nucleus.

 ................
................

In order to avoid copyright disputes, this page is only a partial summary.

Google Online Preview   Download