Answer:
im pretty sure its a petri dish
Explanation:
Answer:
Ecosystem diversity is a type of biodiversity. It is the variation in the ecosystems found in a region or the variation in ecosystems over the whole planet. Biodiversity is important because it clears out our water, changes out climate, and provides us with food.
Explanation:
Electromagnets can be switched on and off. This is good in a scrap yard because they need to pick heavy pieces of metal and then drop it.
