Directions: Read each item carefully and choose the letter of the best answer.
1. Sachi wants to increase the brightness of the bulb in his circuit. Which of these
must he do?
A, add bulbs
B. ada batteries
C. lengthen the wire
D. double the switch
SU
AS
RICA
2. What is the electrical symbol for a switch and a bulb?
A
EXCE
wy
B.
c
ON
BONE
D.
3. What will happen to the brightness of the bulb if you shorten the wire of the circuit
shown below?
A. It will become dimmer.
B. It will become brighter
C It will remain the same
D. It cannot be determined with the given condition​