Question

A student uses a candle to model the process of an existing rock becoming an igneous rock. Which procedure best demonstrates the formation of an igneous rock?A) Melt the candle in a dish on a hotplate and keep it in liquid form.B) Break the candle into small pieces and crush the small pieces until they stick together.

C) Place books on top of the candle to apply pressure, and then heat it so its composition changes.D) Hold the lit candle over a small dish, and then let the melted candle wax that drops into the dish cool and harden.

Answer 1

D) Hold the lit candle over a small dish, and then let the melted candle wax that drops into the dish cool and harden.

N:B-- IT MUSTN'T REMAIN IN LIQUID FORM; IT MUST COOL & SOLIDIFY.

Step-by-step explanation:

Igneous rocks are formed when magma cools and solidifies in the earth's crust.

• Their characteristics are;

1. Crystalline in nature.
2. Are massive.
3. Lack fossils