Under water turbans that are placed at the above to middle of the ocean they are used to capture kinetic motion
Longshore current brings about the transportation of sediments on the beach. Since waves usually approach the shore are an angle, the beach sand are carried up or down depending on the direction of the waves resulting in beach drift, that is, the net movement of the beach sand.
Answer:
70 kg
Explanation:
On earth, g = 9.8 m/s².
W = mg
700 N = m (9.8 m/s²)
m ≈ 71 kg
Rounded to 1 significant figure, the astronaut's mass is 70 kg.
Answer:
Explanation:
When a force is applied for time t , it creates impulse . The impulse creates change in momentum .
In the change in momentum = Mvf - 0 = Mvf .
Impulse = FA x t , t is time .
FA x t = Mvf
t = M x vf / FA .