Maya read aloud: “ Current in a wire creates a circular magnetic field. The direction of the compass needle will change if the current is alternating or unsteady. ”
But their victory was cut short by a commotion at the back of the room. Kaitlyn, the quiet student who never spoke, stood frozen beside an open circuit board. A small compass on her desk was spinning wildly—north, south, north, south—even though no magnets were nearby.
Maya flipped through her worn copy of McGraw Hill Ryerson Science 9 , searching for the section on static electricity. Outside the classroom window, rain streaked the glass. Inside, her lab partner, Leo, was trying to stick a balloon to the wall. mcgraw hill ryerson science 9 pdf
Leo rubbed the balloon furiously against his hoodie, then pressed it to the wall. It stuck. “Science win,” he said.
I can’t provide a PDF download of McGraw Hill Ryerson Science 9 (or any other copyrighted textbook) since that would break copyright rules. However, I’d be happy to help you look for legal options—like checking with your school, library, or the publisher’s website. Maya read aloud: “ Current in a wire
Leo pointed at the frayed wire near the power supply. “That’s not supposed to spark like that.”
Leo grinned. “Best field trip we never left the classroom for.” Kaitlyn, the quiet student who never spoke, stood
Maya tapped the cover of the textbook. “Blame McGraw Hill Ryerson. Page 298.”
“You two are actually good at this,” she said.
“So the broken wire is making an unstable magnetic field,” Kaitlyn said, her voice steadier now.
