with Mr. Cahall!

Are You Smarter Than a 5th Grader?

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

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

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

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

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

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4th Grade Fertilizers Question What do manufactured fertilizers provide?

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

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

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

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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.

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

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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.

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

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

2nd Grade Soil Categories Answer Grassland soil!

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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.

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

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1st Grade Soil Question Scientists describe soil based on____.

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

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Million Dollar Question Organic Matter

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.

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

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