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Warm ups

Warm ups. Grade 7. 3/31. Fill in the energy pyramid. Create a sample food web? Which direction to arrow point in a food web?. 4/1. There are 6 organic elements that make up 99% of our earth, What are they? C H N O P S. 4/3.

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Warm ups

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  1. Warm ups Grade 7

  2. 3/31 • Fill in the energy pyramid. • Create a sample food web? • Which direction to arrow point in a food web?

  3. 4/1 • There are 6 organic elements that make up 99% of our earth, What are they? • C • H • N • O • P • S

  4. 4/3 • What is the difference between a chemical and a physical change? • What are the cues that a chemical change has occurred? Remember: City Girls Love Their Phones

  5. 4/4 • What does a simple machine do? • Name some simple machines • For example Lever…….. • How much work is done if 50 N of force were applied for 10 meters.

  6. 4/5/13 • What is runoff, and is it good for the environment? • What are some causes of polluted runoff? • What negative effects does runoff have on our environment?

  7. 4/8/13 • What is biodiversity? • What is the importance of biodiversity?

  8. 4/9/13 • What is ecological succession? • Describe succession in a garden?

  9. 4/10/13 • What is a dichotomous key? • What is it used for?

  10. 4/14/13 • Dichotomous Key Examples • Examples of a dichotomous key in written and graphical form for a specific list of items • are given below. • Activity • Create a dichotomous key using the following list of specimens: pine tree, clam, rock, • robin, tin can, deer, oak tree, mouse, dandelion, Paramecium, bicycle, ant • Here's an example in written form using these items: • 1. a. Organism is living........................................................go to 4. • 1. b. Organism is nonliving..................................................go to 2. • 2. a. Object is metallic........................................................go to 3. • 2. b. Object is nonmetallic..................................................ROCK. • 3. a. Object has wheels......................................................BICYCLE. • 3. b. Object does not have wheels......................................TIN CAN. • 4. a. Organism is microscopic...................................PARAMECIUM. • 4. b. Organism is macroscopic............................................go to 5. • 5. a. Organism is a plant.....................................................go to 6. • 5. b. Organism is an animal.................................................go to 8. • 6. a. Plant has a woody stem..............................................go to 7. • 6. b. Plant has a herbaceous stem.................................DANDELION. • 7. a. Tree has needle like leaves.....................................PINE TREE. • 7. b. Tree has broad leaves............................................OAK TREE. • 8. a. Organism lives on land................................................go to 9. • 8. b. Organism lives in water...............................................CLAM. • 9. a. Organism has 4 legs or fewer......................................go to 10. • 9. b. Organism has more than 4 legs...................................ANT. • 10 a. Organism has fur........................................................go to 11. • 10 b. Organism has feathers................................................ROBIN. • 11 a. Organism has hooves.................................................DEER. • 11 b. Organism has no hooves............................................MOUSE.

  11. 4/12/13 • What is natural selection? • What does natural selection lead to?

  12. 4/15/13 • What are the 3 parts of the cell theory?

  13. 4/16/13

  14. 4/17/13 • What are genes and where are they located in the cell? • What do genes determine?

  15. 4/18/13 • What is the function of the following systems? • Circulatory • Respiratory • Excretory/digestive • Reproductive

  16. 4/19/13 • What is the function of the following systems? • Integumentary • Nervous • Endocrine

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