Which of the following factors would decrease the magnetic field strength of an electromagnet?(1 point)
Responses
using an iron core or nail
using an iron core or nail
increasing the distances between the turns of the coil
increasing the distances between the turns of the coil
increasing the current or using a higher-voltage power source
increasing the current or using a higher-voltage power source
increasing the number of turns in the coil of wire
None of the above factors would decrease the magnetic field strength of an electromagnet. Increasing the distances between the turns of the coil and increasing the number of turns in the coil would actually increase the magnetic field strength. Using an iron core or nail and increasing the current or using a higher-voltage power source would also increase the magnetic field strength.
1. Which fact most clearly shows the difficulty in defending the Roman empire against invasion?
*
1 point
At its height, the empire likely had a population as high as 100 million.
At its height, the empire comprised nearly 1.7 million square miles of land and water.
Over the course of its history, the Roman empire built about 55,000 miles of paved roads.
The Mediterranean Sea stretches about 2,300 miles west to east and about 600 miles from Italy to the African coast.
2. The Pax Romana began around 30 BCE with the rise of who?
*
1 point
Julius Caesar
Octavian
Marcus Aurelius
Constantine
3. Order the events from first (1) to last (4).
*
4 points
1 2 3 4
Roman forces withdraw from Britain
Huns attack the empire
Odoacer topples Romulus Augustus
Imperial Crisis leads to civil war
Roman forces withdraw from Britain
Huns attack the empire
Odoacer topples Romulus Augustus
Imperial Crisis leads to civil war
4. One Byzantine emperor wanted to simplify the laws so he appointed committees to go through the Roman laws and decisions. They produced a unified system of laws known as ___________________.
*
1 point
Choose
5. Match the empire with its most famous Emperor
*
2 points
Augustus Justinian
Roman Empire
Byzantine Empire
Roman Empire
Byzantine Empire
6. For Rome, which was the most serious consequence of the invasion of the Huns?
*
1 point
The Huns conquered and overthrew the western empire.
The Huns attacked the Germanic tribes, who became refugees.
The Huns devastated large parts of the empire.
The Huns's invasions led to inflation that wrecked the Roman economy.
7. Which of the following was a major factor in the decline of the Byzantine empire?
*
1 point
conversion of the Slavs
iconoclasm
arrival of invaders
recapture of Rome
8. Select the boxes to classify the beliefs and practices.
*
3 points
Emperor as head of the church Pope as head of the church Holy Bible
Roman Catholic Church
Eastern Orthodox Church
Both
Roman Catholic Church
Eastern Orthodox Church
Both
9. The Great Schism resulted most directly from the
*
1 point
Choose
10. Roman technology allowed:
*
1 point
Romans to live healthier lives, relative to other ancient civilizations.
more Romans to be free rather than enslaved, relative to other ancient civilizations.
the Roman Empire to have a democratic government.
Romans to do jobs other than farming, relative to other ancient civilizations.
11. What was a drawback to living in the Roman Empire?
*
1 point
As many as 1 out of 3 people were enslaved.
Roman law treated Romans of color unequally.
If you were born to a low status family, you had no chance of becoming powerful.
Compared to living in other ancient civilizations, there were no serious drawbacks.
12. What does the symbol of the cross represent in Christianity?
*
1 point
the birth of the Messiah
the ritual meal of the Eucharist
the death and resurrection of Jesus
the love for one God above all others
13. What was a right that women had during the Roman Empire?
*
1 point
A right to own property
Women had equal rights to men during the Roman Empire
A right to a job of their choice
Women had no rights during the Roman Empire
14. Which best describes the role of the New Testament in Christianity?
*
1 point
It is the part of the Christian scripture that repeats Jewish teachings.
It is the term for the Christian Bible.
It is the part of the Christian scriptures that tells about the life of Jesus.
It is the only scripture important to Christians.
15. What was true about slavery in the Roman Empire?
*
1 point
Under Pax Romana, emperors passed laws helping enslaved people.
Romans enslaved people based on skin color.
On average, enslaved Romans died young.
Enslaved Romans could not become wealthy.
16. Which of the following was a major factor in the decline of the Roman empire? (select two answers)
*
1 point
arrival of invaders
The Great Schism
The Imperial Crisis
Iconoclasm
17. How did Jesus’s teachings reach so many people in the early Roman empire?
*
1 point
through forced conversions on the orders of the emperor
through the decision of a council of bishops
through local laws dictated by the Pope
through the support of important Roman generals
through the travels of his followers on Roman roads
18. The Pax Romana ended around 180 CE with the death of which Emperor?
1 point
Julius Caesar
Octavian
Marcus Aurelius
Constantine
19. Short Answer Response: Answer in complete sentences.
What impact did the Imperial Crisis have on the Roman empire?
*
4 points
Your answer
20. Short Answer Response: Answer in complete sentences.
Describe the changing attitudes of the Roman empire towards Christianity. What caused them to change their views?
Sorry, as an AI language model, I do not have access to the specific information about these questions. Please provide me with the necessary context or information, so I can assist you further.
The factor that would decrease the magnetic field strength of an electromagnet is increasing the distances between the turns of the coil.
To understand why this is the case, we need to understand how an electromagnet works. An electromagnet is created by passing an electric current through a coil of wire. The magnetic field strength of the electromagnet is directly proportional to the number of turns in the coil, the current flowing through the coil, and the permeability of the core material (such as iron).
In this case, the factor affecting the magnetic field strength is the distance between the turns of the coil. When the distances between the turns of the coil are increased, it means that the turns are more spread out and, as a result, the magnetic field generated by each turn is weakened. This reduces the overall magnetic field strength of the electromagnet.
Therefore, increasing the distances between the turns of the coil decreases the magnetic field strength of an electromagnet.