Frequency = reciprocal of period = 1/P = 1/0.008 = 125 Hz.
1,000
1000
864,000 seconds.
1000
20
10
two K and L
i think
They called that period the Red Scare. There was a second red scare in the 1950s.
The Jurassic is the second of the three periods of the Mesozoic. It was named for the Jura Mountains, where many of its fossils have been found.
Frequency = reciprocal of period = 1/P = 1/0.008 = 125 Hz.
There were 10 dynasties in the first period of ancient Egypt. The end of the first period was when the 11th dynasty took over and that begun the second period of Egypt.
Give breath over a period of 1 second.
8
1 second = 1 million microseconds.
1,000