Earth Science

Which type of rock is made by small bits of rock, mud, or sand compacted and cemented together?

• Coal

• igneous

• metamorphic

• sedimentary

Answer explanation

Sedimentary rocks are formed by small bits of rock, mud, or sand compacted and cemented together, distinguishing them from other rock types like coal, igneous, and metamorphic.

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-1

Which type of rock is made from magma cooling inside Earth?

• EXTRUSIVE igneous

• INTRUSIVE igneous

• metamorphic

• sedimentary

Answer explanation

The correct choice is INTRUSIVE igneous because this type of rock is formed from magma cooling inside the Earth, unlike EXTRUSIVE igneous rocks that form from magma cooling on the Earth's surface.

Which type of rock is made from lava cooling on the surface of Earth?

• EXTRUSIVE Igneous

• Metamorphic

• Sedimentary

• INTRUSIVE Igneous

Answer explanation

EXTRUSIVE Igneous rocks are formed from lava cooling on the surface of Earth, making them the correct type of rock in this scenario.

What are the remains of plants or animals preserved in petrified form or as impressions made in rock?

• Crystals

• Fossils

• Geodes

Answer explanation

Fossils are the remains of plants or animals preserved in petrified form or as impressions made in rock.

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

What causes igneous rocks to form?

• Erosion and Weathering

• Cooling of magma or lava

• Heat and Pressure

Answer explanation

Igneous rocks form due to the cooling of magma or lava, which solidifies and crystallizes to create igneous rock formations.

This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?

• Sedimentary

• Igneous

• Metamorphic

Answer explanation

The rock was formed by smaller pieces of rock settling at the bottom of a lake millions of years ago, indicating it is a sedimentary rock.

Tags

NGSS.MS-ESS2-2

This rock started as molten magma but transformed after a volcano erupted. What type of rock is this?

• Sedimentary

• Igneous

• Metamorphic

Answer explanation

The correct type of rock is Igneous because it formed from molten magma after a volcanic eruption.

What type of event will occur at this boundary?

• Earthquake

• Volcano Eruption

• Tornado

• Mountain Building

Answer explanation

At this boundary, an earthquake is likely to occur due to the movement of tectonic plates causing stress and releasing energy.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

What type of plate boundary is this?

• Plate

• Divergent

• Convergent

• Transform

Answer explanation

The correct type of plate boundary is Convergent where two plates move towards each other, leading to subduction or collision.

Tags

NGSS.MS-ESS2-3

Which of the following is the name of the ancient supercontinent formed 280 Million Years ago.

• Pangea

• Gondwanda

• Laurasia

• Neverland

Answer explanation

The correct choice is Pangea, which is the name of the ancient supercontinent formed 280 Million Years ago.

Tags

NGSS.MS-ESS2-2