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1. Which of the following can make an electromagnet stronger? A. Add more coils of wire to the nail. B. Use a smalier battery. C. Reverse the poles of the magnet. D. Remove all the coils and the nail.

1. Which of the following can make an electromagnet stronger? A. Add more coils of wire to the nail. B. Use a smalier battery. C. Reverse the poles of the magnet. D. Remove all the coils and the nail.

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1.WHICH OF THE FOLLOWING CAN MAKE AN ELECTROMAGNET STRONGER?

A. ADD MORE COILS OF WIRE TO THE NAIL

B. USE A SMALLER BATTERY

C. REVERSE THE POLES OF THE MAGNET

D. REMOVE ALL THE COILS AND NAILS

 

 

 

 

Assessment Directions: Choose the letter of the best answer. Write the CAPITAL LETTER only on a separate sheet of paper. Which of the following can make an electromagnet stronger? A. Add more coils of wire to the nail. 1. B. Use a smaller battery. C. Reverse the poles of the magnet. D. Remove all the coils and the nail. Which of the following differ an electromagnets from a magnets? A. Magnets can be turned on/off. B. You can tum an electromagnet on/off. C. Magnets are more powerful. D. Magnets have both North and South pole. 3. In making an electromagnet, which of the words below wil! make the following statement complete? A/An a coil of current passes through wrapped around alan core. A. wire, iron, electric B. electric, wire, iron C. iron, electric, wire D. wire, electric, iron 4. Which of the following surrounds in a current carrying wire? A. a magnetic field B. a głowing light C. neutrons D. protons Which of the following will make an electromagnet stronger? A. Increasing the amount of current flowing through the wire. 5. B. Inserting a wooden core inside the coil. C. Changing the direction of the current. D. Decreasing the number of coils of wire. Which of the following describes the metal center of an electromagnet? A. The Current B. The Wire C. The Coil D. The Ferromagnetic Core 31 19 20 2. 6.
Transcribed Image Text:Assessment Directions: Choose the letter of the best answer. Write the CAPITAL LETTER only on a separate sheet of paper. Which of the following can make an electromagnet stronger? A. Add more coils of wire to the nail. 1. B. Use a smaller battery. C. Reverse the poles of the magnet. D. Remove all the coils and the nail. Which of the following differ an electromagnets from a magnets? A. Magnets can be turned on/off. B. You can tum an electromagnet on/off. C. Magnets are more powerful. D. Magnets have both North and South pole. 3. In making an electromagnet, which of the words below wil! make the following statement complete? A/An a coil of current passes through wrapped around alan core. A. wire, iron, electric B. electric, wire, iron C. iron, electric, wire D. wire, electric, iron 4. Which of the following surrounds in a current carrying wire? A. a magnetic field B. a głowing light C. neutrons D. protons Which of the following will make an electromagnet stronger? A. Increasing the amount of current flowing through the wire. 5. B. Inserting a wooden core inside the coil. C. Changing the direction of the current. D. Decreasing the number of coils of wire. Which of the following describes the metal center of an electromagnet? A. The Current B. The Wire C. The Coil D. The Ferromagnetic Core 31 19 20 2. 6.
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