Rock Formations

Nery and his family go on a trip and they drive over a mountain range. Nery wonders how the rock they see as they drive over the mountain range might be different when they drive back home next week. What would you tell Nery about how the rock will change?

• The rock will probably change a lot. Rock is always quickly changing and transforming.

• The rock is not likely to change very much. Most rock transformations happen very slowly over thousands or millions of years.

• The rock will not change at all. Rock just stays as it is.

• The rock might change if it is the right season.

The remains or impression of a plant or animal preserved in a sedimentary rock is considered-

• a river

• a mountian

• a volcano

• a fossil

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Michelangelo's David is a statue that was carved in the early 1500s. The statue is made from marble, which is a type of metamorphic rock. How did the metamorphic rock used in the David form?

• It melted and cooled.

• It broke into sediment and then compacted.

• It was heated and put under pressure.

• Rock doesn’t form; it stays as it is.

Tags

NGSS.MS-ESS2-1

Sheilyn is a rock collector. She collected some rocks on her travels. Rock A formed from small pieces of rock. Rock B formed from liquid rock in a different place. Rocks A and B formed at about the same time. Are rocks A and B the same or different types of rock? The rocks are _________

• the same type because they both formed from rock material.

• the same type because they formed at the same time.

• different types because they formed in different ways.

• different types because they formed in different places.

Tags

NGSS.MS-ESS2-2

Mining companies have technology that can detect rock formations underneath Earth’s outer layer. One mining company found an igneous rock formation underneath Earth’s outer layer. Geologists wonder if material in this igneous rock used to be sedimentary rock on Earth’s surface. Can material in sedimentary rock become igneous rock? Explain your answer.

Tags

NGSS.MS-ESS2-2

Venus has a very harsh atmosphere. Surface temperatures can reach 470^o Celsius (800^o F). Winds can be as high as 220 miles per hour. Sulfuric acid rains on the surface. There is water in the atmosphere. The pressure on the surface is 90 times greater than Earth. There are many volcanoes on Venus. An astronomer wonders if igneous rock on Venus can become sedimentary rock. What do you think? Explain your answer

The process by which rocks are formed, broken down, crushed, melted, cooled, and reformed is called________.

• crystallization

• decomposing

• erosion

• the rock cycle

Tags

NGSS.MS-ESS2-1

A region of rock that formed together as a single rock type is called a ___________________.

• glacier

• sample

• mineral

• rock formation

ANY rock can become a new sedimentary rock when ________.

• sediments are melted then cooled

• sediments are compacted and compressed

• magma is melted and cooled

• magma is compacted and compressed

Tags

NGSS.MS-ESS2-1

ANY rock can become a new igneous rock when ________.

• sediments are melted then cooled

• sediments are compacted and compressed

• magma is melted and cooled

• magma is compacted and compressed

Tags

NGSS.MS-ESS2-1