Lol it’s the first one :)
I believe those are both non-contact forces bc it's not something physical
Answer: Because of the texture of their skin. Lizards have dry scaly skin, whereas the frogs have thin, moist skin.
Answer:
new species often appear at about the same time.
Explanation:
A biotic crisis or a mass extinction crisis is a rapid and widespread decrease in biodiversity. There is a clear change after the mass extinction, in the diversity and of multicellular organisms.
The correct answer is abyssal plain.
The ocean basin or the abyssal plain refers to the flat region of the ocean floor. It is enveloped with mud, sand, and animal and plant remain. Situated on this flat plain are underwater mountains known as seamounts, which are produced by volcanic eruptions.
The challenger deep, in the southern terminal of the Mariana Trench is the deepest point in the ocean.
