What does the expression “75 meters per second southeast” best describe? a acceleration b distance c speed d velocity

Answer is: D. velocity.

Velocity is equivalent to a specification of its speed and direction of motion, for example 300 km/h to the east.

Velocity is a physical vector quantity (measured in metres per second) and need magnitude and direction to define it, for example 100 metres per second east.

the answer to this question is 3.

answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;