Sonar is an echo-sounding device, which makes a profile of the sea bottom.

true or false

The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Effective charts and graphs include all of the following except 1. simple, meaningful, attractive design 2. accurate information 3.at least five different colors 5.clear presentation of information

Which us migration trend began soon after world war ii? moving to cities moving to the suburbs moving to the sun belt moving to the northeast