The two substances are rock (molten and solid) and metal (solid + liquid).
Layers of the earth from the outside in:
1. crust. hard rock/dirt/ground. Shell
2. mantle. melted rock and stuff. Egg white
3. core. Outer core - liquid. Inner core- solid. Nickle and iron. Yolk
The term for this is Hourly Wage. This can be then used for calculating gross annual salary.
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Invasive exotic species are species that interfiere with the natural food chain and are usually foreign
Answer:
1. C
2.C
Explanation:
I've seen these questions before on a test from my school
