7. Mateo and Jackie were on a playground rolling some different sized balls to get them to crash. They used a tennis ball (the same mass) in both crashes. They tried two Soccer balls-a pink one (more
mass) for Crash l the and a blue one (less mass) for Crash 2.

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.

List five ways we are indebted to phytoplankton

The solution inside a plant cell is approximately a 1% saline solution and a 21% nacl solution the ,cytoplasm of a plant cell will