By Stephen Pegler on
Monday, March 19, 2007
1. What kind of fuels for a forest fire would you find in a forest?
2. What would be the purpose of thinning trees in a forest?
3. What is the difference between a surface and a ground fire?
4. What can start succession in a forest?
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By Stephen Pegler on
Thursday, March 15, 2007
1. What day is celebrated tomorrow? What did that person do?
2. In Keystone, we will hopefully be studying fire ecology. What starts most forest fires in the West?
3. What is a crown fire?
4. What is fuel?
5. What is a prescribed burn?
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By Stephen Pegler on
Sunday, March 11, 2007
http://curriculum.dpsk12.org/scien/CSAP_sci_demo_g8_2005.pdf
page 36 ff
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By Stephen Pegler on
Thursday, February 22, 2007
1. Question 1 page 57
2. Link here page 11
In Libby’s investigation, which variable was controlled (kept the same)?
A. Number of chews
B. Type of gum chewed
C. Mass of gum after chewing
D. Mass of gum before chewing
3. Link here page 26 Make the sketch of the graph with the labels
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By Stephen Pegler on
Thursday, February 08, 2007
1. Which is longer, an epoch or an era?
2. What is the order of the 3 eras of the Earth's history?
3. What two principles help geologists do relative dating?
4. What are index fossils, and how are they used?
5. If a fossil has 7/8 of the original material changed into the daughter material, how many half lives have gone by?
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By Stephen Pegler on
Wednesday, January 31, 2007
1. What is a basic difference between evolution and Intelligent Design?
2. During which era were the dinosaurs dominant?
3. In which era of the Earth's history are we now living?
4. What is one of the first things to do if something dangerous is noticed in the classroom?
5. What is the habitat of an organism?
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By Stephen Pegler on
Monday, January 29, 2007
1 & 2. List 2 types of fossils and describe them.3. Why do we know so little about the Precambrian Time?4. What do we call organisms with a true nucleus?5. What is the time that half of a radioactive material takes to decay?
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By Stephen Pegler on
Sunday, January 28, 2007
1. What are the longest time periods in the Earth's history called?
2. What is the name given to the longest time period in the Earth's history?
3. What is a fossil?
4. Which is more likely to form a fossil - an octopus or an oyster? Why?
5. Which is more likely to make a good index fossil
a. Organism 1 lived in South America for 5 million years
b. Organism 2 lived in Asia and Europe for only 2 million years
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By Stephen Pegler on
Friday, January 12, 2007
1. How do you determine the speed of a river?
a. Speed = distance/time b. Speed = time/distance c. Speed = length x width d. Speed = height/width
2. Pitcher plants are plants that a. eat small insects and animals that fall inside the plant. b. contain round spheres that look like a baseball. c. open at rainy times only. d. live in the desert.
3. A type of fern that grows in the rainforest that can be eaten is called a a. violin. b. fiddlehead. c.&am ...
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