Write down the different types of resources and how they affect the developemt process​

Resources can broadly be classified upon their availability—they are classified into renewable and non-renewable resources. Examples of non renewable resources are coal ,crude oil natural gas nuclear energy etc. ... An item becomes a resource with time and developing technology. Typically resources are materials, energy, services,staff knowledge,or other assets that are transformed to produce benefit and in process may be consumed or made unavailable.

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this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.