Who invented the wheel in about 3,500 bc

Consider the role of dr. kenny in the novel. how does rukmani feel about him, and what theme is represented by their interactions? respond in at least 150 words.

Nami conducts an investigation on plants. she places a grow light on a timer to give the plants different amounts of light to see if this would affect their growth. in this investigation, the amount of light is the .

The great depression severely affected the following groups? select all that apply. politicians, bankers, farmers, business people, factory workers