Lava that hardens on the surface is called an extrusion. The rock layers below an extrusion are always older than the extrusion. ... There, the magma cools and hardens into a mass of igneous rock called an intrusion. An intrusion is always younger than the rock layers around and beneath it.
I had to look for the options and here is my answer:
Based on the students observation of the root cells, leaf cells and stem cells from a single plant that was observed under a microscope, how these appear in a light microscope is that, each cell would appear differently since each came from different parts of the plant and had functions different from one another.
Because when baking soda react with vinegar It will produce CO2 which is phase gas ..And this CO2 will evaporate
NaHCO3(s) + CH3COOH(aq) → CH3COONA(aq) + CO2(g) + H2O(l)
so the mass wil decrease because CO2 will evaporate
Answer:
to stop animals from eating plants
Explanation:
the thorns and spines help protect the plant for example if we touch the plant it hurts same goes with animals
Hello, these are called afferent pathways and efferent pathways.
Sure hope this helps you.<3
