Scientists today know a great
deal about ocean floor topography. Only 50 years ago, however, most scientists
believed that the ocean floor was a flat and featureless environment. Which of the following technologies or tools played the largest role in altering this thinking?
A - seismometer
B - sonar
C - particle accelerator
D - magnetometer

Explanation:

a girl with big bo.obs

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Code: 257 403 0731

Pass : HELLO

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explanation:

venn diagram is pictorial representation with of circles showing the relation between two finite sets or things. the intersection part of two circles conveys the relation present in between those sets or things.

here in the venn diagram of sand and salt two circles represent sand and salt. but the area falling under the intersection of these circle represents the mixture of sand and salt.

so, in a venn diagram the mixture will be placed in a middle that is in between the intersection of two circles.