Growing Plants

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Across
  1. 3. – the amount of matter in an object
  2. 5. – a combination of chemical nutrients including nitrogen and phosphorus
  3. 7. – how many variables should you change at a time
Down
  1. 1. – a mixture of decaying organic materials such as rotting vegetables and lawn
  2. 2. – a factor that can be changed in an experiment
  3. 4. – a small, usually hard structure that contains the embryo of a plant.
  4. 6. – a mixture of tiny rock fragments (usually sand, silt and clay) and organic matter.