Science is so confusing to me! Select all answers that are correct.

If people have never observed matter (mass) to be created or destroyed, then using inductive reasoning, it would be logical to conclude that:

the known laws of science cannot account for the origin of mass
the amount (quantity) of mass in the universe has never changed
the mass of the universe must have created itself

second one.

Explanation:

not sure but it's the only answer that goes with the other laws

humans can cause extinction of a species through overharvesting, pollution, habitat destruction, introduction of invasive species (such as new predators and food competitors), overhunting, and other influences. explosive, unsustainable human population growth is an essential cause of the extinction crisis.

explanation:

i didn't have the answer choices , but i tried my best.

for 8 am not sure maybe yes?

for 9 if it is asking if the male is more or less it would be less

hope i even just a little : )