Selects all of the BENEFITS of a PARALLEL circuit. (Lesson 5.09) Question 15 options:

If one bulb burns out the rest of the bulbs will stay lit.

The bulbs do not get dimmer when we add more bulbs to the circuit.

The circuits are more complex and expensive.

The circuits use less wire.

PLEASE HELP

Idon’t quite understand this problem

Aperson stands on a platform, initially at rest, that can rotate freely without friction. the moment of inertia of the person plus the platform is ip. the person holds a spinning bicycle wheel with its axis horizontal. the wheel has moment of inertia iw and angular velocity ωw. take the ωw direction counterclockwise when viewed from above. part a what will be the angular velocity ωp of the platform if the person moves the axis of the wheel so that it points vertically upward?

Choose all the answers that apply. our solar system: is in a spiral galaxy no longer includes pluto is made mostly of empty space is in the andromeda galaxy is the only known system that supports life