Very large boulders do not break down over time; only smaller ones do.

• True

• False

Flowing water can't create valleys.

• True

• False

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

A soil conservationist works to prevent soil erosion.

• True

• False

A ___________ is a deep valley with very steep sides.

• river

• plain

• plateau

• canyon

Gust of wind can pile sand into large mounds in deserts and on beaches. These mounds are called _____________.

• valleys

• hills

• mountains

• sand dunes

A mid-ocean ridge is

• a trench

• a plain

• underwater mountain

• delta

Tags

NGSS.MS-ESS2-3

Which is most like a glacier changing Earth's surface?

• sun coming up

• boy drinking water

• speeding car

• bulldozer pushing and pulling

Tags

NGSS.MS-ESS2-2

Which is an example of a process that slowlychanges the surface of the Earth?

• earthquakes

• glaciers

• volcanoes

• landslides

Tags

NGSS.MS-ESS2-2

This is a theory that explains how forces deep within Earth can cause ocean floors to spread and continents to move.

• plate tectonics

• continental divide

• wave motion

• tectonic kinetics

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

On a topographical map the elevation of an area is shown using_________________.

• stars

• contour lines

• peaks

• dashes