Advanced Science Primary 6 Interactions

A spring stretches by 4 cm when a 20g load is hung on it. If the load is increased to 60g, what is the total extension of the spring?

A 8 cm
B 16 cm
C 20 cm
D 12 cm
Show Worked Solution

Worked Solution

Step 1: 60g is 3 times the original 20g load. Step [2-9]: Total extension = 4 cm x 3 = 12 cm.

Correct answer: 12 cm

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