A hammer can be used to see how a mineral breaks. If you observe square chunks of the mineral when broken, what can you conclude? The mineral is soft.
The mineral is hard.
The mineral has cleavage.
The mineral does not have cleavage.

What molecules does hemoglobin decay into over time

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.

Select the star life cycle that is accurate