Cacti are plants that live in extremely dry environments. Unlike most other plants, cacti do not have regular leaves, but instead, have spines. They do have green stems. How would the lack of regular leaves help cacti survive in their environment

What is the cause hearing loss in human being

45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.

Which of the following graphs have the same wavelengths