Standard Science Primary 6 Interactions

Ravi pushed a wooden block across four different surfaces with the same amount of force. On which surface would the block travel the SHORTEST distance?

A Smooth plastic
B Waxed wood
C Glass
D Sandpaper
Show Worked Solution

Worked Solution

Step 1: Identify that distance travelled is inversely proportional to friction. Step 2: Friction is higher on rougher surfaces. Step 3: Sandpaper is the roughest surface listed, creating the most friction to stop the block.

Correct answer: Sandpaper

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