The Mr. Ellis Newsletter

What's Going On in Mr. E's Class and Around Midway Middle

Week of November 16th to November 20th

ACE Parent NIGHT ON NOVEMBER 19TH.


BETA CLUB INDUCTION CEREMONY ON FRIDAY, NOVEMBER 20TH AT 1:30 PM IN THE GYM.


THANKSGIVING BREAK: WEDNESDAY 25TH IS AN EARLY RELEASE DAY

STUDENTS WILL HAVE THURSDAY (NOV 26) AND FRIDAY (NOV 27) OFF


PROGRESS REPORTS GO OUT ON DECEMBER 1ST


SCHEDULE FOR THIS WEEK:


SCIENCE:

- Food Webs

- Nitrogen and Carbon Cycle

- Energy Pyramids

- Benchmark Test on Thursday for all 8th grade science students.


MATH:

- Solving for Y in Equations

- Slope Review

- Weekly Quiz

Science Homework Week 12 (11/16 to 11/20)

Energy in Ecosystems and Vocabulary 8.L.3.3 for Week 12


Part One: Define the following words.

Food Chain

Food Web

Energy Flow

Aquatic Food Chain

Terrestrial Food Chain

Energy Pyramid

Nitrogen Cycle

Carbon Cycle


Part Two: Search each word in Google Images to see pictures and diagrams.


Part Three: Choose the best answer

1.In any ecosystem, organisms interact with biotic and abiotic parts of the environment. As a result of all of the interactions, the matter within the system is

A.produced when plants grow

B. recycled when organisms die

C. lost when animals and plants die

D. formed when new animals are born


2. Condensation in the water cycle can best be described as the result of water vapor

A. rising into the atmosphere, cooling and changing into a liquid form

B. rising into the atmosphere, warming and changing into a gaseous form

C. changing from a liquid into a solid and forming snow

D. changing from a gas into a solid and forming hail


3. Which organisms recycle carbon in decaying matter back into atmospheric carbon dioxide?

A. fish B. fungi C. plants D. mammals


4. Trees most likely change the environment in which they are located by

A. releasing nitrogen into the soil

B. crowding out non-native species

C. adding carbon dioxide to the atmosphere

D. removing water from the soil and returning it to the atmosphere


5. In an energy pyramid, the total energy available for consumption from one trophic level to the next one above it is

reduced B. conserved C. multiplied D. evenly distributed


6. Which factor would most likely have a negative effect on the rate at which photosynthesis occurs in a bean plant?

A. a lack of water

B. a shortage of oxygen

C. an increase in temperature

D. an abundance of carbon dioxide


7. Which represents a short-term storage for carbon?

A. Coral reefs formed from calcium carbonate.

B. Coal formed from plants that lived long ago.

C. Limestone rocks quarried at Earth’s surface.

D. Carbohydrates stored in fruits and vegetables.


8. Which is an effect of replanting trees in local communities?

A. More carbon dioxide will be removed, and more oxygen will be produced.

B. More oxygen will be removed, and more carbon dioxide will be produced.

C. More oxygen and carbon dioxide will be produced.

D. Less carbon dioxide and oxygen will be produced.


9. In an ocean ecosystem, dead organisms such as fish and plankton sink to the bottom of the ocean. Which organisms break down and recycle the dead organisms?

A. algae B. bacteria C. mollusks D. sponges


10. When moist air comes in contact with a cold surface in the winter, one result can be frost. What has happened to the water vapor in the air to cause frost?

A. It has melted. C. It has evaporated.

B. It has sublimed. D. It has condensed.


11. In which process is nitrogen from the air put into a form that plants can use?

A. nitrification B. denitrification C. nitrogen saturation D. nitrogen fixation


12. Through which process do producers convert sunlight into food energy which is consumed and passed on to other organisms?

A. oxidation B. reduction C. photosynthesis D. cellular respiration


13. Which best describes the role plants serve in the oxygen cycle?

A. they absorb oxygen during photosynthesis

B. they absorb oxygen during decomposition reactions

C. they release oxygen as a waste product of photosynthesis

D. they release oxygen as a waste product in cellular respiration


14. What is the source of water for most land plants?

A. air B. soil C. rocks D. leaves


15. Which process in the water cycle would be accelerated by an increase in temperature?

A. runoff B. evaporation C. precipitation D. condensation


16. After decomposers break down decaying organisms, which directly uses the resulting nutrients?

A. animals B. fossils C. plants D. the sun

Would you like to get a text message from me telling you what your child has for homework each night?

Each night, I will send you a text message showing what that night's homework will be. Here are the instructions for signing up:


For Science 1A (Mon, Wed), text @ellissc1mw to 81010

For Science 2A, (Tues, Thur) text @ellissc1tt to 81010

For Science 8A, (Mon, Wed) text @ellissc8mw to 81010

For Science 9A, (Tues, Thur) text @ellissc8tt to 81010

For Math, text @mathellis to 81010