opium was legal in the united states until the transcontinental railroad was completed with chinese laborers in 1869. then, due to anti-chinese sentiment, white elite lawmakers made opium illegal in 1875. this is best explained by which sociological theorists?

Match each fossil with the layer where it’ll be present based on those conditions.

Arecipe calls for 2 cups of flour to make a cake. you look in the stock room and see a bag of flour that has a tag that says this bag contains 25 cups of flour. how many complete cakes could you make from this bag of flour?

Luminous objects such as flashlights emit light that we can see. how do we see an object that isn’t luminous? a. the object emits light that reaches our eyes. b. light reflects off the object and reaches our eyes. c. light passes through the object uninterrupted. d. light is fully absorbed by the object. e. we can’t see an object that isn’t luminous.