Please be sure to read chapter 7.3, and write the vocabulary words for all of chapter 7 in your vocabulary composition book.

Advanced classes need to complete and turn in enrichment activity with the rest of your homework this Friday.

Please note: Any notes given may be included on the test next week. Be prepared!

Bellwork (put this own its own separate sheet-- minus 10 points for mixed work!)

01/17 Why does the water level in a pot of boiling water go down? p 272
01/18 How does thermal energy differ from temperature? p 273
01/19 How does what happens to the particles in a substance during melting differ from what happens during freezing? p 276
01/20 Complete "Do the Math" on page 278. Write your answers on your bellwork paper.

Classwork (put this own its own separate sheet-- minus 10 points for mixed work!)

01/17 Would two objects at the same temperature have the same kinetic energy? p 273
01/18 Do the particles of a substance have more thermal energy in a liquid form or a solid form? p 275
01/19 What is the difference between evaporation and boiling? p 277
01/20 Is it possible for ice to melt into a gas without first becoming a liquid? p 279

Homework (put this own its own separate sheet-- minus 10 points for mixed work!)

01/17 If a solid substance becomes a liquid or a gas, is it still the same substance? Explain p 274
01/18 Does water gain or lose energy when you put it in the freezer? Explain p 276
01/19 Is hot steam, clouds, or fog the same as water vapor? Explain p 278

Bellwork

1. What is an LCD? What are some devices that use them? p264
2. Compare your homework with your group. List which solids melt if heated. p266 (We discussed two types of solids-- amorphous and crystalline solids)
3. Name 3 liquids that flow slowly. Do you know what the rate of flow is called? p 268
4. How does temperature affect the movement of matter? p 271
5. What is the relationship between (kinetic) energy and temperature?

Classwork

• What is the difference between the particles in a liquid and a solid? p 265
• How is liquid like a bag of marbles? p 267
• Can a gas be a liquid or a solid? Explain (Is a gas more like a liquid or a solid?) p 269

Homework

1. Make a list of at least 10 different types of solid objects. p 266
2. Why can a sewing needle float on the surface of water? p 268
3. Can gas particles exert pressure? How would you prove your answer? p 270
4. Describe the difference between crystalline and amorphous solids. p 266

Notes: Make sure you copied notes from the board or get them from a fellow student.

These videos/ articles will prove helpful in helping you tell the difference...

http://electronics.howstuffworks.com/led.htm

http://www.cnet.com.au/plasma-vs-lcd-which-is-right-for-you-240036500.htm

http://lcdtvbuyingguide.com/hdtv/led-vs-lcd.html

For the week of January 02, 2012

Bellwork

what is matter? p 259
what is matter made of? p 259
what is the smallest particle that aluminum can be torn into? p 261

Classwork

Why does one type of matter differ from another? p 260
What happens when you combine atoms or elements together? p 261, 262

Homework

How can you tell one element from another? p 260

daily bellwork, classwork, and homework updates to be added soon.