science

Grade-4-

Easy

Question

Match the following:

1, 3, 4 – a; 2 – b
1 – a; 2, 3, 4 – b
1, 2, 3 – a; 4 -b
2 – a; 1, 3, 4 - b

hint Hint:

The obsidian rock is an extrusive rock, and granite, diorite, and pegmatite are intrusive rocks.

The correct answer is: 1 – a; 2, 3, 4 – b

Obsidian rock is an extrusive rock that is formed by the cooling and solidification of volcanic fluids on the surface of the crust.

Granite, diorite, and pegmatite are intrusive rocks that are formed inside the earth's crust by cooling and solidification of volcanic fluids.

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Can’t find what you’re looking for?

Match the following:

1, 3, 4 – a; 2 – b1 – a; 2, 3, 4 – b1, 2, 3 – a; 4 -b2 – a; 1, 3, 4 - b

The obsidian rock is an extrusive rock, and granite, diorite, and pegmatite are intrusive rocks.

The correct answer is: 1 – a; 2, 3, 4 – b

Obsidian rock is an extrusive rock that is formed by the cooling and solidification of volcanic fluids on the surface of the crust. Granite, diorite, and pegmatite are intrusive rocks that are formed inside the earth's crust by cooling and solidification of volcanic fluids.

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1, 3, 4 – a; 2 – b
1 – a; 2, 3, 4 – b
1, 2, 3 – a; 4 -b
2 – a; 1, 3, 4 - b

Obsidian rock is an extrusive rock that is formed by the cooling and solidification of volcanic fluids on the surface of the crust.

Granite, diorite, and pegmatite are intrusive rocks that are formed inside the earth's crust by cooling and solidification of volcanic fluids.