1. with Mr. Cahall!

2. Are You Smarter Than a 5th Grader?

3. Are You Smarter Than a 5th Grader?
1,000,000
Are You Smarter Than a 5th Grader?
500,000
300,000
5th Grade Growth
5th Grade Texture
175,000
100,000
4th Grade Dust Bowl
4th Grade Fertilizers
50,000
3rd Grade Size
3rd Grade Observation
25,000
10,000
2nd Grade Layers
2nd Grade Soil Categories
5,000
2,000
1st Grade Observation
1st Grade Soil
1,000

4. 5th Grade Growth Question
List two reasons that could explain why a plant would not grow in a garden.

5. 5th Grade Growth Answer Will accept: Not enough or too much sunlight
Not enough or too much water
Not enough or too much air
Not enough or too much soil nutrients

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7. 5th Grade Texture Question
Fill in the blanks:
Grainy = a lot of ____
Silky = a lot of ____
Sticky = a lot of ____

8. 5th Grade Texture Answer
Grainy means there is a lot of sand
A silky texture would have a lot of silt
Sticky is likely to have a lot of clay

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10. 4th Grade Dust Bowl Question
List three causes that led to the Dust Bowl.

11. 4th Grade Dust Bowl Answer
Farmers removed the native grasses
High winds
Very little rainfall

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13. 4th Grade Fertilizers Question
What do manufactured fertilizers provide?

14. 4th Grade Fertilizers Answer
Manufactured fertilizers provide missing nutrients to the soil.

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16. 3rd Grade Size Question
List the particles that make up soil in order from largest to smallest.

17. 3rd Grade Size Answer
Sand, silt, and clay.

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19. 3rd Grade Observation Question
Which of the following is not a scientific observation?
A. Mr. Cahall saw the soil was yellowish brown.
B. Mr. Cahall counted the number of sunny days.
C. The recorded temperature was 75 F.
D. Mr. Cahall thinks the soil doesn’t have enough nutrients.

20. 3rd Grade Observation Answer
D. THINKS! An observation is never an opinion.

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22. 2nd Grade Layers Question
Topsoil ____
A. is a combination of nitrogen, potassium, and phosphorous.
B. is the bedrock found under soil.
C. is a combination of rock, soil, air, and water.
D. has no organic matter in it.

23. 2nd Grade Layers Answer
C. Topsoil is a combination of rock, soil, air, and water.

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25. 2nd Grade Soil Categories Question
Which soil category contains the most fertile farming soil?

26. 2nd Grade Soil Categories Answer
Grassland soil!

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28. 1st Grade Observation Question
A scientific observation____
A. is a complete and accurate description.
B. is based on a person’s opinion.
C. always includes a measurement.
D. always includes an inference.

29. 1st Grade Observation Answer
A. A scientific observation is a complete and accurate description.
It NEVER contains an opinion!

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31. 1st Grade Soil Question
Scientists describe soil based on____.

32. 1st Grade Soil Answer Scientists describe soil based on its:
Color, texture, and consistence.

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34. Million Dollar Question Organic Matter

35. 1,000,000 Question
A sample of soil was tested and it was determined that it (the soil) did not have a lot of organic matter. What can be done to increase the organic matter in the soil? List a solution and state an advantage and disadvantage for your solution.

36. 1,000,000 Answer Solution Advantage Disadvantage
Add manufactured fertilizer
Puts a lot of nutrients in soil, easy to get
Nutrients wash away easily, can pollute environment
Add an organic fertilizer
Replaces nutrients over time so not applied as often and it is cheap
Takes time to break down

37. Thanks for Playing 
STUDY STUDY STUDY
TEST TOMORROW!!