This is a science question... I accidentally said history. Imagine now that the blue dot is the ambulance or a police car that is passing at a high speed next to you (you are the receiver). Using what you have learned so far about the frequency of sound waves, what do you think explains the way you are hearing the sound from the siren? Make sure to explain this in terms of frequency of sound waves.

Type the corect answer in the box.there were many causes of the enlightenment. however, a particular revolution played an important role in its development. this revolution was a result of discoveries made by scientists such as isaac newton and galileo galilei. they dug deep into the realms of science to discover new laws of physics and decipher the mysteries of the universe. the revolution refuted the claims of the catholic church about the position of earth in the solar system.this revolution is called what?

Select the correct answer.when alexander the great ruled his empire, he spread greek culture and increased his empire's wealth. along the way, he founded many cities, most of which he named after himself. review the following map. how did alexandria's location affect trade? a. it forced people to rely on shipping to trade with other nations. b. it brought together people from the west and east for trade. c. it led to conflicts between regions of the empire. d. it forced people to pay tribute to alexander as their leader.

Drag each label to the correct location in the table.match each event with the territory conquered by alexander the great.