makes the bulb glow brightly but too much baterie des
ke the bulb busted.
more bulbs (load) can make the glow dimmer but lessening the bulb (load will make it go
brighter
Longer wire makes it hard for the current to flow that is why the bulb glow immer
Directions: Read each item carefully. Choose the letter of the correct answer.
1. In a simple circuit with long (coiled) wire, 1.5 V and a bulb, why does the buis ges meer
A. Because the power supply is not enough to light the bulb brighter
B. Because the load is too many.
C. Because the wire is too long,
D. Because the wire is too short.
2. Imagine a simple circuit with one 1.5V battery and one bulb. When the 15V battery is replaced with
a 3V battery
A. The bulb gets brighter.
B. The bulb
.
C. The bulb stays at the same level of brightness.
D. Nothing has changed.
gets dimmer.
bulbs. Which has the brighter glow!
3. Imagine a circuit with a 1.5V battery and one bulb and similar circuit with a 3V bater and the
A. The circuit with 1.5 V battery and one bulb.
B. The circuit with 3V battery and two bulbs.
C. The bulbs in both circuits are of similar brightness levels
D. The bulbs in both circuits won't lit.
4. Why might a bulb busted when 3 pieces 3V batteries are both connected across in a simple senes
circuit?
A. There is not enough electricity flowing in the circuit
B. Too much electricity flows through the bulb's filament and the bulb blows.
C. The batteries are not connected properly
D. The batteries are used up or uncharged
5. What is the effect of changing the wire in a circut from a straight short wire to a longer coiled
thick wire?
A. The bulbs become dimmer.
B. The bulbs become brighter.
C. The bulbs stays at the same level of brightness
D. Nothing has changed​