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by BlastRoom
Students predict magnet interactions and use evidence about magnetic fields and distance.
#us_grade_7_science
20 questions
One question set, multiple game modes. Tap any game to see it in action. Not sure which to pick?
Answer to place stones and capture territory.
Outrun the snow together.
Earn blasts, then hunt the other team.
Answer to earn energy, then climb.
The class blasts through walls together.
Bid on mystery lots. Most money wins.
Sell tours. Nice, standard, or a total scam.
Answer, restock, and serve the rush.
More correct answers pulls the rope your way.
Answer, then shoot down the alien wave.
Answer, then tap to leap the frozen ridge.
The north pole of one bar magnet is pushed toward the north pole of another bar magnet. What interaction should happen before they touch?
A south pole of a bar magnet is brought near the north pole of another bar magnet. What should the magnets do?
A ring magnet floats above another ring magnet on a pencil without touching it. What force explains the floating?
Two bar magnets snap together when one end is flipped around and brought near the other magnet. What change most likely caused this?
A student places the south ends of two bar magnets close together and feels a push. Which claim matches the observation?
Iron filings form tight curved patterns near a bar magnet's ends and spread out farther away. What does this pattern show?
A field diagram shows arrows outside a bar magnet leaving the north pole and curving toward the south pole. What do the arrows represent?
A compass is moved from 2 cm to 12 cm away from a bar magnet. Its needle turns less at 12 cm. What does this show about the field?
Iron filings are densest around both ends of a horseshoe magnet, not halfway along its curved back. Which conclusion is supported?
A student maps a bar magnet with tiny compasses. Near the magnet, all compass needles line up in a curved pattern. What does this evidence show?
A magnet attracts a steel paper clip strongly but does not attract a wooden craft stick. Which claim fits the test?
A magnet is held near iron nails, aluminum foil, copper wire, and plastic beads. Only the nails move toward it. What does the evidence show?
A small bar magnet sticks to a steel door by its north pole. It is pulled off, turned around, and placed back with its south pole touching the door. What happens?
A plastic-coated paper clip is still attracted to a magnet, but a plain plastic straw is not. What is the best explanation?
A table shows the force between two attracting magnets at different distances. Which statement matches the data?
The table shows how a magnet's pull on a paper clip changes as the gap changes. What pattern is shown?
A table shows the repelling force between two like poles at different distances. What conclusion is supported?
A compass needle points north when no magnet is nearby. When a bar magnet is placed beside it, the needle turns. Why?
A compass near the north pole of a bar magnet points its north-seeking end away from that pole. What explains this?
With no magnet nearby, a compass needle always swings to point north. What does this show?
Crack the passcode before the zombies get in.
Answer, then swat bugs for bonus points.
Race through questions at your own speed.
Same question on every screen. Fastest wins.
Pick a tile, answer, hit bonuses and steals.
Investigable Questions and Design Problems
20 questions
