What is the frequency of a wave having a period equal to 18 seconds? (Hint: f=1/P) 0.066 Hz

0.055 Hz

0.033 Hz

0.018 Hz

that would be b i just took the test : )

as a general rule, scissors have blades less than 6 in (15 cm) long and usually have handles with finger holes of the same size. shears have blades scissors used to cut hair or fabric must be much sharper.

1= 26.17

2= 1.17

3=30.86

4=5.86

just took the assigment on edge

a electromagnetic waves