Answer:
they are flowering plants
Explanation:
flowering plants are plants that produce flowers
A mid-ocean ridge creates a up and down currant kind of like a vacuum pulling heater down and then forcing it back up
Answer:
I think its B.
Explanation:
Its b, because if we take for example, solid and liquid, two different masses, it produces different mass so it's not A. It's not c because we wouldn't know if the compounds are same or not. So, I strongly recommend you to go with B.
Russia is the largest country.