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FEWF

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A group of students conducted an activity for science class. They used a galvanometer, which is an instrument that can detect an electric current. They followed these steps: Obtain a 100 foot long electrical extension co...
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A generator converts mechanical energy to electrical energy. When a coil placed between two magnets rotates, the magnetic lines of force are disturbed. This induces a current in the coil. The image below shows a generato...
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Alice builds an electric motor by positioning an electromagnet between the poles of a permanent magnet. When the electromagnet turns, the current through it switches direction because its connections to the voltage sourc...
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Charlotte built a simple electromagnet, shown below. She found that the electromagnet picked up the entire pile of paper clips the instant she turned it on. Which of the following might allow Charlotte's electromagnet to...
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A solenoid is a coil of wire that produces a magnetic field when carrying an electric current. The strength of the magnetic field produced by a solenoid can be increased in two basic ways: increasing the number of loops...
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Many bicycles have generators that have a light that can be powered without a battery. Instead of a battery, a magnet and a coil of wire are used to make an electric current flow. The setup shown below models how a bicyc...
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Theresa has a magnet and two coils of tightly bound copper wire. How could Theresa cause an electric current to flow through one of the copper wires? A. Move the magnet up and down near one of the coils. B. Remove a leng...
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Mae is designing an experiment to provide evidence that an electric current can produce a magnetic field. She has decided to generate a magnetic field with an electric current and test if it will attract paper clips. In...
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Electric motors convert electrical energy to mechanical energy. When the current-carrying coil is placed between the magnetic poles, a force acts on it that causes it to rotate. The image below shows a simple electric mo...
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He completes each of the following steps: He removes two strips of tape from the roll. He presses each strip of tape, sticky-side down, on a plastic surface. He quickly removes each strip of tape from the plastic surface...
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The table below shows the distance between the atoms in an atom pair. All four pairs of atoms have the same amount of electric charge. Pair of Atoms Distance Between the Atoms A & B 4 units C & D 6 units P & Q 2 units X...
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The table below shows four pairs of atoms and the electric charge of each atom. The atoms in each pair are located the same distance from each other. Pair Atom A Atom B W +4 +2 X -9 -1 Y +6 +2 Z -3 -3 Which pair of atoms...
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The table below shows the distance between the atoms in an atom pair. All four pairs of atoms have the same amount of electric charge. Pair of Atoms Distance Between the Atoms A & B 4 units C & D 9 units P & Q 25 units X...
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George holds a magnet above a paper clip. The paper clip moves toward the magnet and sticks to it before the magnet actually touches it. A magnet is surrounded by _______, which applies a push or a pull to an object with...
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The table below shows four pairs of atoms and the electric charge of each atom. The atoms in each pair are located the same distance from each other. Pair Atom A Atom B W +4 +6 X -5 -5 Y +4 +3 Z -4 -5 Which pair of atoms...
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When there is no electricity running through the wire, all the compass needles point toward Earth’s magnetic north pole. When electric current is flowing through the wire, the compass needles change direction and point a...
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Iron filings and a bar magnet are shown in the image below. Which of the following best explains the arrangement and position of the iron filings? A. the gravitational field around the magnet B. the static electricity ar...
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Muslims believe the Qur'an is the final word of God to all people and is therefore perfect in every way. The Qur'an is so important in Islamic beliefs that a ritual cleansing with water must occur before A. a new transla...
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The Arabian Peninsula is mostly made up which type of climate? A. humid continental B. subtropical steppe C. tundra
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3 What number labels the Persian Gulf? A. 9 B. 2 C. 7 D. 1
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The Five Pillars of Islam are duties that all Muslims are supposed to perform. Which of the following is one of the Five Pillars of Islam? A. believe in karma and reincarnation B. believe that Muhammad was the first prop...
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Muslims, like Jews and Christians, believe there is only one God. This belief is called monotheism and can be traced back to which of the following prophets? A. Moses B. Abraham C. Noah D. Adam
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The Sunnah is another source of law in Islam and is based upon A. an Arabic version of the Bible different from the Christian Bible. B. the prophet Muhammad's deeds and traditions during his ministry. C. a new version of...
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Islam, whose followers are known as Muslims, began in Arabia in the seventh century and is based upon the teachings of which of the following prophets? A. Abraham
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The Arabian Peninsula is located between which two landmasses? A. Europe and Asia B. Asia and Australia C. Africa and Asia D. Europe and Africa
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