Quiz 8-B Review

Label each statement as either True or False. The strength of an electromagnet may be affected by the size and shape of its core.

• True

• False

Label each statement as either True or False. The flow of electricity can produce a magnet, and a magnet moving around or in wire can produce electricity.

• True

• False

Label each statement as either True or False. William Sturgeon discovered that a current traveling through a wire produces a weak magnetic field in the live wire.

• True

• False

Label each statement as either True or False. Magnetic force is strongest at the center of a magnet.

• True

• False

Label each statement as either True or False. Joseph Henry and Michael Faraday discovered that moving a magnet around or through a loop of wire produces electricity in the wire.

• True

• False

Write the letter of the correct answer. Uses a magnet to convert motion into electrical energy.

• A. attract

• B. electromagnet

• C. generator

• D. magnet

• E. repel

Write the letter of the correct answer. What opposite poles do when brought near each other.

• A. attract

• B. electromagnet

• C. generator

• D. magnet

• E. repel

Write the letter of the correct answer. A coil of wire with a core attached to an electrical source.

• A. attract

• B. electromagnet

• C. generator

• D. magnet

• E. repel

Write the letter of the correct answer. Any material that has the ability to attract iron.

• A. attract

• B. electromagnet

• C. generator

• D. magnet

• E. repel

Write the letter of the correct answer. What the same poles do when brought near each other.

• A. attract

• B. electromagnet

• C. generator

• D. magnet

• E. repel