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by BlastRoom
Tell testable science questions from design problems using observations and needs.
#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.
Bean seedlings near a window lean toward the light after several days. Which question could a class test with a fair investigation?
A sugar cube disappears faster in warm water than in cold water. What investigable question matches this observation?
One fish tank near a bright window grows more algae than a tank across the room. Which question is investigable?
After a spill, some paper towels leave a larger puddle than others. Which testable question follows from the observation?
Toy cars roll different distances on carpet, tile, and sandpaper. Which question can be tested in class?
Balloons on yeast bottles inflate different amounts when sugar levels change. Which question is investigable?
Crickets seem to chirp more often on warmer afternoons. Which question could students investigate with data?
A class asks, “Does fertilizer help plants?” Which revision makes the question easier to investigate?
The question “Is a bridge strong?” is too broad. Which revision makes it measurable?
Students ask, “Do magnets work better?” Which version can be tested with repeated trials?
A lab group asks, “Is soap good for cleaning oil?” What revision makes the investigation clearer?
The question “Do batteries last long?” needs a measurable dependent variable. Which revision supplies one?
A school garden dries before Monday, but the class can use less than 10 L of water per day. Which statement defines the design problem?
A backpack strap leaves red marks when a student carries 6 kg of books. Which statement defines an engineering problem?
A classroom gets too hot by afternoon, and windows can open only 10 cm. Which statement best defines the design problem?
A phone screen cracks when dropped from desks, but a protective case must add less than 50 g. Which statement defines the problem?
Students are studying erosion in a sand tray. Which option is an engineering problem rather than a science question?
A class studies waste from cafeteria lunches. Which option is an engineering problem?
During a water-quality unit, students compare muddy water samples. Which choice states an engineering problem?
Students investigate loud hallways between classes. Which option is an engineering problem instead of a science question?
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.
Descriptive, Comparative and Experimental Investigations
20 questions
