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by BlastRoom
Students reason about heat flow, final temperature, and thermal equilibrium.
#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.
A 70°C metal cube is placed in 25°C water. Before they reach the same temperature, which way does thermal energy flow?
A 5°C metal spoon is put into 40°C soup. At the particle level, how does thermal energy move into the spoon?
A sun-warmed rock at 45°C touches shaded soil at 18°C. What transfer happens first?
A 32°C hand holds a 0°C ice pack. Before they reach the same temperature, where does thermal energy move?
Water at 50°C is poured into a ceramic cup at 22°C. Which transfer is supported by the temperatures?
A -10°C freezer pack touches an apple at 20°C inside an insulated lunch bag. Before equilibrium, which way does thermal energy flow?
Equal masses of the same liquid at 10°C and 30°C are mixed in an insulated cup. What final temperature should the mixture reach?
Equal amounts of the same oil at 80°C and 20°C are mixed in an insulated container. What final temperature should they reach?
Two equal masses of the same liquid at 25°C and 65°C are combined in an insulated cup. What final temperature should result?
Equal masses of melted wax at 60°C and 40°C are mixed in an insulated container with no phase change. What final temperature should they reach?
Two equal aluminum blocks at 90°C and 30°C touch inside an insulated box. After enough time, what temperature should both blocks reach?
A metal washer and the water around it both read 28°C after sitting together. What does this show?
A spoon and tea both read 45°C, and their thermometer readings no longer change. What is the best conclusion?
A brick and tile touch on a table. Later, both surfaces read 21°C. What has happened between them?
A copper rod's left and right ends both read 30°C after it sits undisturbed. What does this show about the rod?
A cup of milk and the surrounding room air both measure 22°C after an hour. What condition has been reached?
Use the line chart of cocoa and mug temperatures. What exchange does the pattern support?
Use the line chart for soup and a metal spoon. Which claim matches the temperature pattern?
Use the line chart of ice water in a glass. Which exchange explains the temperature pattern?
Use the line chart of two blocks placed in contact. What happened to their thermal energy?
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.
Phase Change and Particle Motion
20 questions
