It is heterogeneous because the sand is not dissolved in the water. Apparently, the sand is still visible from the outside, unlike perhaps salt water in which the salt can no longer be seen.
i think it is a compound.
Heterogeneous mixture.
Soil is a heterogeneous mixture.
Milk is a homogeneous mixture.
Homogeneous mixture
It is an element.
Is wood a compound homogeneous mixture a heterogenous mixture or an element. Is steel a homogeneous mixture a heterogeneous mixture an element.
heterogeneous mixture
Heterogeneous mixture.
Homogeneous
Heterogeneous mixture.
heterogeneous
Soil is a heterogeneous mixture.
heterogeneous mixture
Homogeneous
Milk is a homogeneous mixture.
Homogeneous mixture
Heterogenous