What happens to the atomic number of an element when an a particle is emitted?

A) increases
B) decreases
C) remains constant


B

Environmental & Atmospheric Sciences

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Most countries in Southwest Asia and North Africa had achieved independence by which decade?

A) 1940s B) 1930s C) 1910s D) 1950s E) 1920s

Environmental & Atmospheric Sciences

In most soils the O and A horizons contain more organic matter than the B and C horizons

Indicate whether the statement is true or false.

Environmental & Atmospheric Sciences

Hurricane storm surges are most destructive during

A) high tide. B) low tide. C) mornings. D) evenings.

Environmental & Atmospheric Sciences

According to the kinetic molecular theory, which of the following is not true?

A) Gas molecules are assumed to have no volume. B) Gas pressure is caused by collisions between gas molecules and the container walls. C) When gas molecules collide they stick together. D) None, all of the above are true.

Environmental & Atmospheric Sciences