Nuclear Unit

Unit: Nuclear Monday, April 2, 2012

Objective: SWBAT determine if statements about nuclear energy are true or false.

BR- What is nuclear energy? Where do you think it comes from?

LESSON-1. Nuclear Survey2. Use computers to look up answers3. Present out

• HW- none

Unit: Nuclear EnergyTuesday, April 2, 2012

Objective: SWBAT describe the 4 types of nuclear decay and write a chemical equation to represent each.

BR- What do you think makes nuclear waste dangerous?

LESSON-1. Notes on Intro to Nuclear Energy (alpha, beta, gamma,

neutron decay)2. Problems in the book (in notes)• HW-– finish problems– begin vocab

Unit: Nuclear EnergyWednesday, April 4, 2012

Objective: SWBAT write chemical equations for nuclear decay.

BR- Which type of radiation will travel the farthest and requires the most to stop it? Which requires the least?

LESSON- 1. Go over blue packet, prep for quiz!

Unit: Nuclear EnergyThursday, April 5, 2012

Objective: SWBAT write the chemical equations for nuclear decay. BR- 1. Write the reaction for the beta decay of Co-60.2. Write the reaction for the alpha decay of Th-232.3. Write the reaction for the gamma decay of Bi-209.

LESSON- 4. QUIZ on writing decay reactions5. After the quiz- read pp 289-292. 6. Try to do “Practice” Half Life problems 1-5 on page 292

• HW- none

Easter Wknd

Unit: Nuclear Tuesday, April 10, 2012

Objectives: SWBAT calculate how much of a sample will remain after a certain number of half

lives. SWBAT calculate how many half lives have passed given a sample amount .

BR- What are the 4 kinds of nuclear decay we have discussed? Give the symbol for each.

LESSON-1. Notes on decay rates2. Math Skills packet

1. Do 1, 4, 7 on board, then work in groups on the rest

3. Half Life Problems 1-5 on page 292 (“Practice” at top of page)

• HW- finish problems

Unit: Nuclear EnergyWednesday, April 11, 2012

Objective: SWBAT explain how half life works in nuclear decay.

BR- How many half lives have passed if 1/64 of the atoms in the sample are parent atoms?

LESSON- 1. Half Life activity

2. Page 292

Unit: Nuclear EnergyThursday, April 12, 2012

Objective: SWBAT solve half life problems for: Half-life (time), number of half-lives or how old a sample is given the other two variables.

BR- 1. If a sample is still 25% parent nuclide, how many half lives

has it experienced? 2. If the half life for this sample is 15 minutes, how old is it?

LESSON-3. Half Life Problems to get ready for quiz tomorrow. 4. Begin Reading Guide • HW- none

Unit: Nuclear EnergyFriday, April 13, 2012

Objective: same as yesterdayBR- How many half lives have passed if 31/32’s of

a sample has decayed? LESSON-1. HALF LIFE QUIZ2. Complete reading guide pp 293-2973. If time: Intro to nuclear reactions

1. Notes while going over the reading guide?

• HW- none

Unit: Nuclear Monday, April 16, 2012

Objective: SWBAT describe how a nuclear reactor generates electricity.

BR- What is a nuclear fission reaction? How does it create energy?

LESSON-1. Notes through nuclear reactors2. Nuclear Reactor Video Clip• HW- nuclear reactor sheet

Unit: Nuclear Tuesday, April 17, 2012

Objective: SWBAT describe how fission and fusion create energy.

BR- Trace the energy conversions in a nuclear power plant? (hint-start with nuclear energy and end with electricity)

LESSON-1. FUSION notes2. Background Radiation Reading Guide

• HW- none

Unit: Nuclear EnergyWednesday, April 18, 2012

Objective: SWBAT describe background radiation. BR- What are some forms of background

radiation you encounter every day?LESSON- 1. Go over Background Radiation a little2. Nuclear Energy Worksheet3. Video?

Unit: Nuclear EnergyThursday, April 19, 2012

Objective: SWBATBR- 1. .

LESSON-2. Study Guide

• HW- Review for test!

Unit: Nuclear EnergyFriday, April 20, 2012

Objective: SWBAT .BR- get out dividers and clear your desk! LESSON-1. Nuclear Energy Test!• HW-