Study of how people psychologically perceive physical stimuli such as light, sound waves, and touch.

Analyze: according to adam smith, why is competition a good thing? explain.

What did adolf hitler promise german citizens that the nazi party gain popularity? (choose all that are correct.) to end unemployment and poverty in germany to rebuild germany's military to take back german land lost in the treaty of versailles to avoid future war and devastation through peaceful tactics

In a short paragraph, discuss one positive effect and one negative effect of the neolithic revolution.