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What I Have Learned
Directions: Read and understand the paragraph below. Choose your
answers from the box by filling in the blanks. Write your chosen answers in your
Science notebook/answer sheet.
attracted iron magnet
magnetism magnetic field nail
switch wire
An electromagnet is a device made temporarily magnetic by electricity. It is
produced by making electricity flow through a coil of 1. _______. The wire is winded
around a piece of 2. ________. It serves as a core which is usually made of 3. _______.
When electric current flows through the wire, the wire and the iron became a 4.
______. Both produce a 5. ________. Any magnetic substance that is located within
the field is 6. ______ to it. Without electricity, it loses its 7. ________.
