Tundra and Permafrost NSS

Some ___ million square miles of permafrost — ___ percent of the world’s total — could disappear by the end of the century.

• 2.5/40

• 1/25

• 3.5/50

• 0.5/10

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

Which of the following can affect a resident of Utqiagvik, AK as permafrost continues to melt?

• landslides and slumping at alarming rates

• stream flows changing

• lakes suddenly draining

• seashores collapsing

• water chemistry being altered

Tags

NGSS.HS-ESS2-2

NGSS.HS-ESS2-5

NGSS.HS-ESS3-1

NGSS.HS-ESS3-5

Climate warming will result in hydrological changes this century that will dry up 15,000 of the 45,000 ______ in the Mackenzie River Delta, one of the largest deltas in the world.

• Lakes

• Rivers

• Ponds

• Square Miles

Tags

NGSS.HS-ESS2-2

NGSS.HS-ESS2-5

NGSS.HS-ESS3-5

An estimated _____ gigatons of carbon are frozen in Arctic permafrost, making it one of the world’s largest carbon sinks.

• 1,400

• 1,500

• 1,000

• 100

Tags

NGSS.HS-ESS2-6

What do we call what is happening in this video (the ground appears to be slowly draining away)

• Slumping

• Mud Flow

• River Drainage

• Catastrophe

According to a recent report, a ____-degrees Fahrenheit ( 2 degrees Celsius) increase in temperature — expected by the end of the century — will result in a loss of about 40 percent of the world’s permafrost by _______.

• 3.6/2100

• 3.0/2024

• 2.6/2099

• 3.6/2099

Tags

NGSS.MS-ESS3-5

Toxic petroleum waste that was supposed to be permanently contained in 200 frozen pits in the Mackenzie Delta, for example, is migrating into nearby ___________ ____________.

• freshwater ecosystems

• tundra biomes

• ocean ecosystems

• land fills

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Abundant caribou once fed on the lichen, their numbers on the Tuktoyaktuk Peninsula hitting 3,000 in 2006. Now, only _____ that number remain.

• half

• 1/4

• 3/4

• 60%

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Pingos, thermokarsts, ice wedges, frost boils, and

high and low center polygons are all landscape

features created by _________;

• permafrost

• ice flows

• slumping

• caribou

Tags

NGSS.MS-ESS2-2

In high-latitude tundra, permafrost – perennially

frozen ground – lies a few _______ to a few _______ below

the soil surface and can extend to depths of 2240

feet (683 meters).

• inches/feet

• feet/yards

• meters/km

• cm/m