In general, when a substance changes from a solid to a liquid,
O A.
the density of the substance increases.
OB.
the substance no longer has density since density is a property only solids have.
OC.
the density of the substance remains the same.
OD. the density of the substance decreases.

b

is correct hope this   also i learnd this in middle school

any abiotic or biotic factor in an ecosystem that causes a population's size to slow or decrease is a limiting factor.

several tissues working together form an organ, and several organs together make up an organisms.

the group of cell that carries out special jobs are tissue.

i think the answer is c hope this