match column A with column B. write the letter of the correct answer
1 scientific study of light ang how it interacts with different objects
2 taking in of light and not reflecting back on some materials
3 bouncing back of light when it hits an object
4 objects that do not allow light to pass through them
5 conplete path of electricity
6 controls the flow of electricity
7 turn on when electricity flows
8 source of energy
9 connects the light bulb and battery
10 circuit where electricity cannot flow
a closed circuit
b optics
c wires
d absorption
e battery
f reflection
g light bulb
h opaque
i electrical circuit
j switch
write true if the statement is correct and false if it is not
1 wooden block allows light to pass through
2 mirrors reflect light in a straight predictable way
3 bulb conducting wire, switch, battery shows a complete simple circuit
4 Christmas light are examples of parallel circuit
5 huosehold appliances are in series connection
6 huose lighting is an example of parallel circuit
7 electric current is a flow of electrons
8 bulb is being powered by electricity in a circuit
9 primary source of light is moon
10 glass door is an opaque material.
Answer:
1.B
2.D
3.F
4.H
5.A
Explanation:
SANA MAKATULONG
