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by BlastRoom
Predict how light interacts with surfaces and materials.
#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.
Sunlight hits a dark asphalt road. The road warms, and little light bounces toward your eyes. What mainly happened to the light energy?
A flashlight beam hits a smooth mirror and makes a bright spot on the opposite wall. Which interaction explains the spot?
At night, you can see a lamp through a clean glass window. What happened to most of the lamp's light at the glass?
A flashlight shines through wax paper. The paper glows, and a blurry patch of light appears behind it. What explains the blurry patch?
A black shirt and a white shirt lie in the same sunlight, and the black shirt warms up more. What happens to the light energy the black shirt absorbs?
A student lines a box with shiny aluminum foil and shines a flashlight on the lining. Which light interaction is strongest?
A dark blue curtain blocks most sunlight and feels warm after an hour. What mainly happened to the sunlight that did not pass through?
A laser beam enters a glass block at an angle from air. Inside the glass, the beam follows a new path. What caused the change?
A straw in a glass of water looks bent at the water surface. What does this observation show about the light reaching your eyes?
A fish underwater appears closer to the surface than it really is when viewed from air. Why is the fish's position misleading?
A light ray hits a water surface straight on at 90°. What is the best prediction for its path as it enters the water?
Parallel sunlight passes through a convex glass lens and meets at a small bright spot on paper. What caused the rays to meet?
A red apple is viewed in white light. Which claim best explains why it looks red?
A blue notebook looks blue under classroom white light. What is happening to most blue wavelengths that reach its cover?
A green leaf is placed under only red light and looks very dark. Which explanation best fits the observation?
White paper looks bright under white light, while black paper looks dark. What difference in light interaction explains this?
A class wants a cover that lets sunlight reach seedlings but reduces wind. Which material best fits this purpose?
A periscope must send light from above a wall down to a viewer. Which surface should be placed at an angle inside it?
A sunny window overheats a room. Which covering would reflect the most incoming sunlight back outside?
A theater wall should reduce stray light bouncing toward the audience. Which surface would best absorb the light?
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.
Waves, Light and Sound: Key Terms in Use
20 questions
