week1005 - Cobb Learning

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Transcript week1005 - Cobb Learning

Warm-Up #2: 10/05/09 – Answer only
Water Temperature in oC Number of developing clams
15
12
20
34
25
70
30
140
35
72
40
35
45
15
50
0
1. What is the optimum temperature for clam development?
2. Predict…How many clams will develop in water that is 10C?
Answer
• 1. 30 degrees celcius
• 2. 0
Warm-Up #3: 10/06/09
Average Household Daily Water Use
1. According to this graph, which of the following activities uses the
greatest amount of water?
a. bathing
b. toilet flushing
c. washing laundry
d. There is not enough information to determine the answer.
2. An average family used 380 L of water per day, until they stopped
washing their car, stopped watering their lawn, and stopped using their
pool. Now, how much water per day do they use?
Warm-Up #4: 10/07/09
Sam washed his favorite pair of jeans. He hung the
wet jeans on a clothesline outside. An hour later, the
jeans dried. What answer best describes what
happened to the water that was in the jeans.
a.
b.
c.
d.
e.
f.
It disappeared and no longer exists.
It moved up to the clouds.
It broke down into atoms of hydrogen and oxygen.
It chemically changed into a new substance.
It went up to the Sun.
It soaked into the ground.
Provide an explanation for the answer you selected.
Warm-Up #5: 10/08/09
Copy each question and fill in the blank with the correct answer.
• 1. Clouds form in the atmosphere through the
process of _________________.
• 2. Plants release water vapor during
__________________.
• 3. During __________, the heat causes
water to changefrom liquid to vapor.
• 4. Water consists of 1 _________atom and 2
____________atoms.
Warm-Up : 10/09/09
Organisms, including plants need food to survive. List all
the things below you think plants use as food. Explain
your thinking. How did you decide if something listed is
food for plants?
Sunlight
Water
Soil
Oxygen
Sugar
Leaves
Carbon Dioxide
Fertilizer
Minerals
Plant food from a garden store