Given:
F = 39 N, the force applied
t = 2 s, the time interval in which the force is applied.
By definition, the impulse is

Answer: 78 N-s
Where is the picture cant6 see it
A simple machine can make work easier by reduce the amount of energy needed to perform a task, therefore, B. <span>it magnifies the potential energy so that the kinetic energy is greater</span> is the correct answer.
Answer:
I think your bones, muscles, and joints your welcome :)
Explanation:
No, speed is not a vector. it is scalar.
because it doesn't need direction but need magnitude.