Waves are dynamic disturbances propagating through media. Each wave has amplitude and frequency properties. Amplitude is maximum height from crest to trough. Wavelength is distance covered by single wave
First period typically occurs between ages 12-14. Breast development starts between 8-10 years old. Pubic hair growth begins before breast development
British period crime drama series based on Mary Shelley's novel. Premiered on ITV Encore in November 2015. Follows Inspector Marlott investigating body parts from missing children. Filmed in Northern Ireland in 2015
2019 American period thriller directed by Miles Joris-Peyrafitte. Stars Margot Robbie as Allison Wells and Finn Cole as Eugene Evans. Filmed in New Mexico from October 2017. World premiere at Tribeca Film Festival in April 2019. Released in US on November 13, 2020
American biographical period crime drama set in 1965. Based on Fauna Hodel's memoir "One Day She'll Darken". Follows Fauna Hodel investigating her connection to grandfather George Hodel. Premiered on TNT January 28, 2019
Menstrual cycle prepares body for pregnancy monthly. Normal cycle length is 21-35 days for adults. First two years can have cycles 21-45 days. Study of 1.5 million people showed 90% cycles 21-35 days