Which of the following contributed most to the emergence of Russia as an expanding Eurasian power in the period between 1450 and 1750

Which of the following is an example of negative reinforcement? a. marty knocks over his mother's prize fern so she gives him a time out. b. gwen mows the lawn and her dad takes her out for ice cream. c. tara takes an aspirin, and her headache begins to go away. d. peter comes in late from his lunch and is fired from his job.

Free points and brainliest to whoever answers this right! some vehicles, like have different rules for registration and renewal. a. trailers b. coupes c. sedans d. pickup trucks

Which statements describe continental crust? select the three correct answers. a-it is formed in all parts of the continents. b-it is made mostly of volcanic rock. c-it is destroyed by melting near the top of the mantle. d-it is less than 10 km thick. e-its ages ranges from very young to more than 4 billion years old.