Because of its vast size, Russia is divided into how many time zones?

19

6

11

8

Match these people with their ideas or contributions. 1. Curie 2. Einstein 3. Dalton 4. LaMarck 5. Salk A. inheritance of acquired characteristics B. radium and polonium C. polio vaccine D. tiny, solid, spherical atoms E. E = mc2

American-born descendant of Spanish settlers

How did innovations such as steam power, air brakes, automatic lubricator, and steel tracks affect the railroads? A. They impoved the ability of railroads to transport goods safely and efficiently. B.

Local government gets its authority from which of these governments?

How was the issue of slavery addressed at the constitutional convention apex?

According to their party platform, the Democratic party would likely oppose an effort to A. alleviate poverty B. remove business regulations C. reform public education D. collect taxes to fund programs

What were the key technological developments affecting the Cold War in the 1950s

A firm that sells its products primarily to consumers outside a settlement is a

Give two examples of someone being a consumer. Explain why the role of a consumer is important to a economic system

Did black codes limit or guarantee civil rights