Answer: a disadvantage of using a ramp is that it is not safe
Answer: Approximately 8.0g of water
Explanation:
Answer:


Explanation:
From the question we are told that
Initial velocity of 60 m/s
Wind speed 
Generally Resolving vector mathematically

Generally the equation Pythagoras theorem is given mathematically by



Therefore Resultant velocity (m/s)

b)Resultant direction
Generally the equation for solving Resultant direction

Therefore


6. D
7. D
8. B
let me know if you need clarification