A disturbance that generates a wave may be a simple pulse or shock

True or false

That would be true.

-- a bell starts ringing (wave) when you tap it (simple pulse)

-- a pond starts rippling (wave) when a stone drops in (simple shock)

-- a guitar strings starts waving when you pluck it

33: i think it’s b

the force required to move the cart is divided by three or 33.33 n.