Answer:
Gill's
Explanation:
Fish's have many characteristics that differ from humans, and one of them is the gills.
Uranium-235 would be more useful for dating in Cambrian time because Cambrian time was 540 million years ago while the half life of carbon-14 is only 5,730 years
Hope this helps
Hi Sara
I would say it is an amorphous solid.
Because it's gradually loses shape.
I hope that's help:)
Answer:
Magnesium
Explanation:
Magnesium is above iron in the reactivity series, which means that Mg can take oxygen from iron as it is a more reactive metal.
