EARTH Science review 6th

Which question would you need to know to determine if the core of Mars is similar to the core of Earth?

Choose the BEST option.

• Is the core of Mars metallic?

• What is the rate of rotation of the core of Mars?

• Is the core of Mars thicker than other layers of Mars?

• Does the core of Mars have a strong gravitational field?

What best describes the mantle of Earth?

• a thin layer that is located on the surface

• a solid layer made of iron and nickel

• the largest layer between the crust and outer core

• the smallest layer that is made up of molten rock

Tags

NGSS.MS-ESS2-1

Earth is made of different layers that have varying characteristics. Which is the thickest layer?

• the mantle

• the inner core

• the outer core

• the crust

Which is a process that most likely formed the Appalachian Mountains found in the eastern part of North America?

• earthquake

• folded rock

• plate tectonics

• volcanic activity

Tags

NGSS.MS-ESS2-3

A student identifies a soil sample as "very gritty." What characteristic of the soil did the student describe?

• texture

• hardness

• organic content

• retention

Which statement about the formation of rocks is true?

• Heat and pressure can change igneous rock to sedimentary rock.

• Weathering and erosion can change sedimentary rock into sediment.

• Heat and pressure cause metamorphic rock to weather and erode.

• Weathering and erosion prevent magma from changing into igneous rock.

Tags

NGSS.MS-ESS2-1

What is the driving force behind the movement of tectonic plates?

• tidal forces

• convection currents in Earths mantle

• Gravitational pull of the Sun and the Moon.

• the different rotation of Earths inner and outer cores.

Tags

NGSS.MS-ESS2-3

A class is conducting an experiment on how different types of soil can affect the growth of a plant. Which are the main factors the class should consider when designing the experiment?

• the soil texture and the amount of water is can hold

• the types and amounts of sugars found in the soil

• the color of the container for the soil and the plant

• the shape and color of the seeds planted in the soil

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The Appalachian Mountains, which extend from Canada to Alabama, were much taller in the past than they are today. Which of the following two processes are most responsible for the decrease in the height of the Appalachian Mountains?

• sedimentation and flooding

• weathering and erosion

• volcanic eruptions and landslides

• tectonic collisions and earthquakes

Tags

NGSS.MS-ESS2-2

The topsoil covering an area of land was washed away by rain. Which statement best describes the land?

• steep, without vegetation

• steep, with vegetation

• Flat, without vegetation

• flat, with vegetation

Tags

NGSS.MS-ESS2-2