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Back to Mechanics 1: Kinematics and Forces
1 Beginner
3 Intermediate
1 Advanced
Question 1 of 5
Score: 0/—
★☆☆ Beginner
A stone is dropped from rest and falls 45 m. Using g = 10 m/s², find its speed on impact.
A
30 m/s
B
20 m/s
C
√450 m/s
D
25 m/s