Answer: v = 4.4 m/s
Explanation:
In the absence of friction, the total mechanical energy will be constant
KE₀ + PE₀ = KE₁ + PE₁
0 + mg(6) = ½mv₁² + mg(5)
½mv₁² = mg(6 - 5)
v = √(2g(1)) = 4.4 m/s
The snail will go <span>0.18193752 miles </span>
Answer: 3.21 N


For weight, we will multiply by 

Hence, the rock would weigh 3.21 N.