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The Effect of a Placebo on Changing Behaviour or How

question 9

True/False

The effect of a placebo on changing behaviour or how one feels is usually temporary.


Definitions:

Felsic

Describes igneous rocks that are rich in light-colored minerals such as quartz and feldspars.

Volcanic Breccia

A type of rock composed of large volcanic fragments, often formed during explosive volcanic eruptions.

Pyroclastic Flow

A fast-moving current of hot gas and volcanic materials (such as ash and lava fragments) that flows along the ground after an eruption, capable of causing destruction.

Flow-Banded Obsidian

A type of obsidian characterized by the alignment of mineral grains or layers along the flow direction of the lava.

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