# Physics

In a physics lab experiment, a spring clamped to the table shoots a 18 g ball horizontally. When the spring is compressed 20 cm, the ball travels horizontally 4.9 m and lands on the floor 1.3 m below the point at which it left the spring. What is the spring constant?

1. 👍 0
2. 👎 0
3. 👁 140
1. 21

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2. 👎 0

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