pressure/ density

Question 1

pressure solid

Answer 1

force(N)/ area (m^2)= N/m^2 & Pa

Question 2

pressure liquid

Answer 2

h(height of fluid)ρ(density)g(gravitational field strength)

Question 3

density

Answer 3

ρ=m(kg)/V(m^3)

Question 4

archimedes prinncipal

Answer 4

Upthrust is equal to the weight of the fluid displaced