Question

Due to intense heat, limestone changes into ___________________________.
(a) slate
(b) gneiss
(c) marble

2. If the topsoil is removed, we will not find ________________________________. (a) rocks
(b) humus
(c) both

3.. Obsidian is a type of __________________________ rock.
(a) igneous
(b) sedimentary
(c) metamorphic

Answer 1

Answer:

1. Marble

Limestone change into marble when a great heat and pressure come from the under of the earth change into marble. Marble is formed from limestone when the limestone is affected by heat and high pressure during a process known as metamorphism.

2. rocks or humus

If the topsoil is removed , we will not find rocks or humus and water.

3. igneous rock

Rondi: Everyone, meet Obsidian , an igneous rock that from melted rock, or magma. Obsidian is an "extrusive” rock, which means it is made from magma that erupted out of a volcano.

Explanation:

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Answer 2

1. Due to intense heat, limestone changes into _______.

⇢ Marble (C)

• Marble is formed from limestone when the limestone is affected by heat and high pressure during a process known as metamorphism. During metamorphism the calcite limestone recrystallizes, forming the interlocking calcite crystals that make up the marble..

_______________

2. If the topsoil is removed, we will not find _____.

⇢ Both (C)

• Topsoil is the uppermost layer of the Earth's surface layers which is caused by the water and wind to be removed. This process of carrying off top soil by wind and water is called soil erosion.

_______________

3.Obsidian is a type of _______ rock.

⇢ igneous

• igneous rock that from melted rock, or magma. Obsidian is an "extrusive” rock, which means it is made from magma that erupted out of a volcano. If it was an igneous rock that formed from magma underground and did not erupt..