Question 1

Why do ski resorts have strict rules about skiing out of bounds?

Accepted Answer

To prevent avalanche conditions

Answer

To increase profit

Answer

To avoid overcrowding

Answer

To maintain equipment

Question 2

What is the main danger of being trapped in an avalanche?

Accepted Answer

Running out of oxygen and suffocating

Answer

Cold exposure

Answer

Being buried alive

Answer

Injury from falling rocks

Question 3

What triggers the slab layer of snow to slide off?

Accepted Answer

Pressure from the weight of a skier

Answer

Heavy rainfall

Answer

Temperature changes

Answer

Strong winds

Question 4

What angle do most avalanches occur on?

Accepted Answer

25 to 60 degrees

Answer

10 to 50 degrees

Answer

0 to 25 degrees

Answer

60 to 90 degrees

Question 5

What percentage of ski fatalities are accounted for by slab avalanches?

Accepted Answer

90 percent

Answer

50 percent

Answer

80 percent

Answer

70 percent

Question 6

What kind of snow layer increases the likelihood of an avalanche?

Accepted Answer

Weak or slab layer

Answer

Ice particles

Answer

Heavy wet snow

Answer

Crusty snow

Question 7

What is the first layer of snow called in the snowpack?

Accepted Answer

The bed layer

Answer

The ice layer

Answer

The weak layer

Answer

The surface layer

Question 8

How long does a person have a 30 percent chance of survival if buried in an avalanche?

Accepted Answer

After 35 minutes

Answer

After 10 minutes

Answer

After 60 minutes

Answer

After 20 minutes

Question 9

What is the speed at which avalanches can travel?

Accepted Answer

Up to 300 km/h

Answer

Up to 250 km/h

Answer

Up to 150 km/h

Answer

Up to 200 km/h

Question 10

What is the primary cause of an avalanche occurring?

Accepted Answer

When there is more stress on the top layer of snow than on the bottom layer.

Answer

When snow melts rapidly

Answer

When temperatures drop suddenly

Answer

When skiers are present

Question 11

How long does a person have a 30 percent chance of survival if buried in snow?

Accepted Answer

35 minutes

Answer

60 minutes

Answer

20 minutes

Answer

10 minutes

Question 12

What is the main purpose of ski resort regulations regarding skiing out of bounds?

Accepted Answer

To prevent accidents due to avalanche risk

Answer

To increase ticket sales

Answer

To promote backcountry skiing

Answer

To maintain snow quality

Question 13

What happens to the snow on slopes greater than 60 degrees?

Accepted Answer

It constantly slides off, preventing avalanche conditions

Answer

It accumulates and increases risk

Answer

It forms a thick layer of ice

Answer

It packs down and becomes solid

Question 14

What percentage of ski fatalities are attributed to slab avalanches?

Accepted Answer

90 percent

Answer

75 percent

Answer

50 percent

Answer

100 percent

Question 15

What is the first layer of snow called in the snowpack?

Accepted Answer

Bed layer

Answer

Slab layer

Answer

Weak layer

Answer

Surface layer

Question 16

Which layer of snow poses the highest risk for triggering an avalanche?

Accepted Answer

Weak or slab layer

Answer

Ice layer

Answer

Surface layer

Answer

Bed layer

Question 17

What common activity can easily trigger an avalanche?

Accepted Answer

Weight of a skier

Answer

Sunlight exposure

Answer

Earthquake vibrations

Answer

Heavy rainfall

Question 18

On what slope angle do most avalanches occur?

Accepted Answer

25 to 60 degrees

Answer

10 to 30 degrees

Answer

60 to 90 degrees

Answer

5 to 25 degrees

Question 19

What is the primary risk of being caught in an avalanche?

Accepted Answer

Suffocation due to lack of oxygen

Answer

Injury from falling debris

Answer

Hypothermia from cold

Answer

Getting lost in the snow

Question 20

At what speed can avalanches travel?

Accepted Answer

Up to 300 km/h

Answer

400 km/h

Answer

250 km/h

Answer

150 km/h

Question 21

What is the main cause of avalanches according to the text?

Accepted Answer

The stress on the top layer of snow exceeds that on the bottom layer.

Answer

Heavy rain on the snowpack

Answer

Warm temperatures melting the snow

Answer

The use of explosives in ski areas

Question 22

What is the name of the first layer of snow in the snowpack?

Accepted Answer

The bed layer.

Answer

The ice layer

Answer

The surface layer

Answer

The slab layer

Question 23

What type of snow in the third layer increases avalanche risk?

Accepted Answer

Light, loose or fluffy snow.

Answer

Frozen rain

Answer

Ice particles

Answer

Heavy wet snow

Question 24

What is the typical speed at which avalanches can travel?

Accepted Answer

Up to 300 km/h.

Answer

Up to 150 km/h

Answer

Up to 200 km/h

Answer

Up to 100 km/h

Question 25

What percentage chance of survival does a person have after being buried for 35 minutes?

Accepted Answer

30 percent.

Answer

10 percent

Answer

5 percent

Answer

50 percent

Question 26

What is the angle range on slopes where most avalanches occur?

Accepted Answer

25 to 60 degrees.

Answer

15 to 30 degrees

Answer

60 to 75 degrees

Answer

30 to 45 degrees

Question 27

What is a common trigger for an avalanche?

Accepted Answer

The weight of a skier.

Answer

Wild animal activity

Answer

Heavy rainfall

Answer

Warm weather

Question 28

According to the statistics mentioned, what percentage of ski fatalities are slab avalanches?

Accepted Answer

90 percent.

Answer

75 percent

Answer

30 percent

Answer

50 percent

Question 29

Why do ski resorts have strict rules about skiing out of bounds?

Accepted Answer

To prevent avalanches caused by unknown snow stress.

Answer

To encourage more skiing in safe areas

Answer

To increase ski resort profits

Answer

To limit the number of skiers on the mountain

Question 30

What happens to snow on slopes greater than 60 degrees?

Accepted Answer

It constantly slides off, preventing avalanche conditions.

Answer

It accumulates without friction

Answer

It forms ice sheets

Answer

It becomes extremely compact

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