SC-471
Shadows
Lower Sec Science · Secondary 1 · Hard · Shadows
A student shines a torch on a wooden block placed in front of a screen. A dark region forms on the screen. Which statement best explains why the shadow is formed?
- The wooden block blocks light that travels in straight lines, so no light reaches part of the screen.
- The wooden block produces darkness that spreads to the screen.
- The wooden block bends light so that it misses the screen.
- The wooden block absorbs all light and then emits no light to the screen.
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