Standard Science Primary 6 Interactions

Tim hung different masses on a spring and measured its length. Based on the results below, what is the extension of the spring when a 150g mass is hung on it?

A 7 cm
B 5 cm
C 12 cm
D 15 cm
Show Worked Solution

Worked Solution

Step 1: Identify the original length (0g mass = 10 cm). Step 2: Identify the total length at 150g (15 cm). Step 3: Calculate extension: Total Length - Original Length = 15 cm - 10 cm = 5 cm.

Correct answer: 5 cm

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