A7.5 kg block is placed on a table. if its bottom surface area is 0.6 m2, how much pressure dose the block excert on the tabletop?
a.367.5pa
b.122.5pa
c.73.5pa
d.226.5pa

Lymphocytes known as blastocysts make antibodies that fight infection. select the best answer from the choices provided t f

The field between two charged parallel plates is kept constant. if the two plates are brought closer together, the potential difference between the two plates either a) decrease b) does not change c) increase?

Which is not true of the intertropical convergence zone? a) it features heavy precipitation b) it's where the trade winds collidec) it's a high-pressure zone with sinking air d) it is also known as the doldrums