Lesson 5: Slow Changes on Earth

We learned about FAST changes on Earth. We are also learning about ___________ changes on Earth.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS1-4

Mountains are made when layers of rock deep under the Earth's surface ____________________ in big folds.

• slide sideways

• pull downward

• push upward

• breaks into small pieces

Tags

NGSS.MS-ESS2-2

How many years does it take for mountains to form?

• one

• millions

• 100

• zillions

What causes cracks in rock over time?

Choose all that apply.

• plant roots

• darkness

• water

• sunshine

• ice

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Rock can be loosened, worn away, or broken down into smaller and smaller pieces by ____________________

• jumping on the ground

• weathering

• mountain climbing

• air

____________ moves the loosened rock, soil and sand from one location (or place) to another.

• gravity

• people

• sweeping

• erosion

Tags

NGSS.MS-ESS2-2

What causes erosion?

Choose all that apply.

• wind

• people

• rain

• snow

• the moon

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Ocean waves cause erosion to coastlines by washing away

____________.

• sea shells

• land

• fish

• boats

Tags

NGSS.MS-ESS2-2

Erosion also changes the Earth's surface by slowly wearing down __________________ and filling in _______________.

Make sure you choose 2 answers.

• valleys

• lollipops

• mountains

• buckets

Tags

NGSS.MS-ESS2-2

_______________ is like the hammer breaking down or loosening the rock.

Read all the answers carefully.

• Thor

• deposition

• erosion

• weathering

Tags

NGSS.MS-ESS2-2